B.2.

1. 
   What is the frequency of rotation of a body moving in a circle with a radius of 5 m at a speed of 5P m/s?

1. 
   A tram car moves around a curve with a radius of 40 m. Calculate the speed of the tram if the centripetal acceleration is 0.4 m/s2.

1. 
   The body performs harmonic oscillations according to the lawX = 5 cosnt/6 see Determine the coordinate of the body at the time Ј =2 with.

1. 
   According to the condition of the previous problem, determine the speed of the particle at the moment of timet = 6 with.

Teaching aid
2nd ed., stereotype.
M.: Drofa, 2005. 156 p.
Scanned pages, text layer

Table of contents
Foreword
Move. Speed. Uniform rectilinear motion

Free fall. ballistic movement.

Newton's laws
Forces in mechanics
Applying Newton's Laws
Law of conservation of momentum
Force work. Power
Potential and kinetic energy
Law of conservation of mechanical energy


Relativistic mechanics

Temperature. Basic equation of molecular kinetic theory

Internal energy. Gas work during isoprocesses. The first law of thermodynamics.
Heat engines
Evaporation and condensation. Saturated steam. Air humidity. boiling liquid

Crystallization and melting of solids
Mechanical properties of solids
Mechanical and sound waves


The work of the forces of the electrostatic field. The potential of the electrostatic field

Capacitance of a solitary conductor and a capacitor. Electrostatic field energy

Independent work
Uniform rectilinear motion
Rectilinear motion with constant acceleration
Free fall. ballistic movement
Kinematics of periodic motion
Newton's laws
Forces in mechanics
Applying Newton's Laws
Law of conservation of momentum
Force work. Power
Potential and kinetic energy. Law of energy conservation
Absolutely inelastic and absolutely elastic collision
Movement of bodies in a gravitational field
Dynamics of free and forced vibrations
Relativistic mechanics
Molecular structure of matter
Temperature. Basic Equation. molecular kinetic theory
Clapeyron-Mendeleev equation. isoprocesses
Internal energy. Gas work during isoprocesses
First law of thermodynamics
Heat engines
Evaporation and condensation. Saturated steam. Air humidity.
Surface tension. Wetting, capillarity
Crystallization and melting of solids. Mechanical properties of solids.
Mechanical and sound waves
The law of conservation of charge. Coulomb's Law
Electrostatic field strength
The work of the forces of the electrostatic field. Potential
Dielectrics and conductors in an electrostatic field
Electrical capacity. Electrostatic field energy

Test papers
Rectilinear motion
Free fall of bodies. ballistic movement
Kinematics of periodic motion
Newton's laws
Applying Newton's Laws
Law of conservation of momentum
Law of energy conservation
Molecular kinetic theory of an ideal gas
Thermodynamics
Aggregate states of matter
Mechanical and sound waves
Forces of electromagnetic interaction of fixed charges
Energy of electromagnetic interaction of fixed charges

Answers
Tests for self-control
Independent work
Test papers
Bibliography

Entrance test in physics - Grade 10

Option number 1

1) The astronaut is repairing the spacecraft.

2) Astronaut in spaceship revolves around the earth.

2. What is the formula for determining the acceleration of a body?

3. What formula expresses Newton's second law?

1 \u003d -F 2; 4) F = ma.

4. What wave is called longitudinal?

5. What is the formula for determining the momentum of a body?

6. When uniformly accelerated motion body speed increased by 4 m/s in 5 s. What is the acceleration of the body? (in m/s 2)

7. Determine the speed of sound in water if a source oscillating with a period of 0.002 s excites waves of 2.9 m in length in water.

1) 1483 m/s; 2) 1450 m/s; 3) 1385 m/s; 4) 1567 m/s.

8. What is the force of gravity acting on a body with a mass of 1.2 tons?

1) 1200 N; 2) 12000 N; 3) 120 N; 4) 0.12 N.

9. The oscillation frequency of a 100m long railway bridge is 2 Hz. Determine the period of these oscillations.

1) 2 s; 2) 4 s; 3) 0.5 s; 4) 0.2 s.

10. A cyclist moves uniformly for 5 s at a speed of 2 m/s. How far will he travel in given time?

1) 1 m; 2) 4 m; 3) 2.5 m; 4) 10 m.

Option number 2.

1. What physical quantity determines the driver of the car by the speedometer counter?

1) movement;

2) the distance traveled;

3) trajectory.

2. By what formula is determined instantaneous speed body?

1) V = V 0 + at; 2) a \u003d V - V 0 / 2; 3) a \u003d V - V 0 / t; 4) V \u003d V 0 - at.

3. What formula expresses Newton's third law?

1) F = m V ; 2) F = m g ; 3) F 1 \u003d -F 2; 4) F = ma.

4. What is a transverse wave?

1) a wave in which oscillations propagate along the direction of wave propagation;

2) a wave in which oscillations propagate perpendicular to the direction of wave propagation;

3) a wave, the oscillations in which are not related to the direction of wave propagation.

5. By what formula is the impulse of force determined?

1) F t ; 2) E t ; 3) mV ; 4) F V .

6. With uniformly accelerated movement, the speed of the body increased by 1.6 m / s in 2 s. What is the acceleration of the body? (in m/s 2)

1) 5 ; 2) 8 ; 3) 0,5 ; 4) 0, 8.

7. Determine the force under which the cyclist rolls down the hill with an acceleration equal to 0.8 m / s 2 if the mass of the cyclist along with the bike

equal to 50 kg?

1) 50 N; 2) 40 N; 3) 60 N; 4) 80 N.

8. Determine the length sound wave frequency of 725 Hz in glass if the speed of sound propagation in glass is 5500 m/s.

1) 7.59 m; 2) 14 m; 3) 759 m; 4) 1.4 m.

9. A force of gravity equal to 40 N acts on a body lying on a table. What is the mass of this body?

1) 400 kg; 2) 40 kg; 3) 4 kg; 4) 0.4kg

10. What equals momentum, moving at a speed of 2 m / s of the body, if its mass is 200 g?

1) 0.4 kg*m/s; 2) 400 kg*m/s; 3) 4 kg*m/s; 4) 0.04kg*m/s.

Entrance code to / r 10 class.

Test No. 1 - Grade 10, on the topic "Kinematics"

Option number 1

1. What is called mechanical movement?

2. Write the formula for instantaneous speed.

3. What is the rotation period?

4 . During floods, the speed of the flow of the Siberian Tunguska River in places reaches the value υ = 30 km/h. With what modulus of speed υ will a speedboat move relative to the banks, crossing the river along the shortest way? Boat speed in standing water υ 0 = 34 km/h.

5. Out of paragraphA 1 = 15 km/h and υ 2 t 0 t l from pointA

6. Standing above the river on the edge of a high cliffH \u003d 99 m, the boy threw a stone with a speed υ \u003d 10 m / s at an angle α \u003d 45 ° to the horizon. Neglecting air resistance, determine the rangeL stone flight (g = 10 m/s 2 ).

Option number 2

1. What kind of movement is called uniform?

2. Write the formula for free fall speed.

3. What movement is called translational?

4. Train lengthl 1 = 225 m moving at constant speed passes a telegraph pole in timet 0 = 15 s. How fast is the train moving?

5. When braking on a straight section of the road, the speed of the car decreases uniformly from υ 1 = 20 m/s to υ 2 = 10 m/s for timet = 5 s. Determine the modulus of the car's acceleration.

6. What speed should artificial satellite Earth when moving in a circular orbit at a heighth g = 9.23 m/s 2 . Earth RadiusR W= 6.4 10 6 m.

Option number 3.

1. What is included in the reference system?

2. Write the formula for centripetal acceleration.

3. What is called the rotational speed?

4. How longt 1 will pass from the moment the train enters the tunnel of lengthL = 450 m before the exit of the last car? If the length of the train is 300 m and its speed is 72 km/h

5. Dependence of body coordinates on the planeXY from timet (c) given by the equations

x = 0, y = t 2 + 4 t + 3 (m).

Determine the initial speed and acceleration of the body.

6. According to planetary model atom, created by Rutherford, the electron in the hydrogen atom moves in a circular orbit around the nucleus at a constant speed. Determine the centripetal acceleration of the electron if the radius of the orbitR = 0.5 10 –10 m, and the speed of an electron in this orbit is υ = 2.2 10 6 m/s.

Option number 4.

1. What movement is called equally variable?

2. Write a formula for moving with uniform motion.

3. What is called material point?

4 .For how longt 2 will pass by the driver of this train the entire composition of the oncoming train with a lengthl 2 = 300 m, moving at a speed υ 2 = 36 km/h? If the speed of the train itself is 56 km/h.

5. When testing a car on a high-speed straight section of the track, it first moved with accelerationa = 5 m/s 2 , then uniformly and, finally, slowing down with the same acceleration modulo, it stopped. Total driving timet = 37.5 s, average speed during this time Wed= 108 km/h. The initial speed of the car was zero. Determine how long the car was moving uniformly.

6. What speed should an artificial Earth satellite have when moving in a circular orbit at a heighth = 200 km above the Earth's surface? Acceleration of free fall at this heightg = 9.23 m/s 2 . Earth RadiusR W= 6.4 10 6 m.

Option number 5.

1. What movement is called uneven?

2.Write a formula linear speed bodies moving in a circle.

3. What is called displacement.

4. Long dash shooterL = 100 m heard the sound of a bullet hitting the target after a timet = 0.45 s after the shot. Taking the speed of sound equal to υ sv= 330 m/s and neglecting the curvature of the trajectory of the bullet, determine its speed.

5. A freely falling body without an initial velocity has traveled 2/3 of its path in the last second of its fall. Determine full time fallt and all the wayH passed by the body (g = 10 m/s 2 ).

6. Out of paragraphA two cyclists set off in the same direction with speeds υ 1 = 15 km/h and υ 2 = 20 km/h. The second cyclist leftt 0 = 1 hour later than the first. After what timet after your departure and at what distancel from pointA Will the second cyclist overtake the first?

This manual includes tests for self-control, independent work, multi-level tests.
The proposed didactic materials are compiled in full accordance with the structure and methodology of V. A. Kasyanov's textbooks “Physics. A basic level of. Grade 10" and "Physics. Deep level. Grade 10".

Task examples:

TS 1. Moving. Speed.
Uniform rectilinear motion
Option 1
1. Moving uniformly, a cyclist travels 40 m in 4 s. What distance will it cover when moving at the same speed in 20 s?
A. 30 m. B. 50 m. C. 200 m.
2. Figure 1 shows a graph of the movement of a motorcyclist. Determine from the graph the path traveled by the motorcyclist in the time interval from 2 to 4 s.
A. 6m. B. 2 m. C. 10 m.
3. Figure 2 shows the motion graphs of three bodies. Which of these graphs corresponds to movement with greater speed?
A. 1. B. 2. C. 3.
4. According to the motion graph shown in Figure 3, determine the speed of the body.
A. 1 m/s. B. 3 m/s. H. 9 m/s.
5. Two cars are moving along the road with constant speeds of 10 and 15 m/s. The initial distance between the cars is 1 km. Determine how long it will take for the second car to overtake the first.
A. 50 s. B. 80 s. V. 200 p.

Preface.
SELF-CHECK TESTS
TS-1. Move. Speed.
Uniform rectilinear motion.
TS-2. Rectilinear motion with constant acceleration
TS-3. Free fall. ballistic movement.
TS-4. Kinematics of periodic motion.
TS-5. Newton's laws.
TS-6. Forces in mechanics.
TS-7. Application of Newton's laws.
TS-8. Law of conservation of momentum.
TS-9. Force work. Power.
TS-10. Potential and kinetic energy.
TS-11. The law of conservation of mechanical energy.
TS-12. Movement of bodies in a gravitational field.
TS-13. Dynamics of free and forced oscillations.
TS-14. Relativistic mechanics.
TS-15. Molecular structure of matter.
TS-16. Temperature. Basic equation of molecular-kinetic theory.
TS-17. Clapeyron-Mendeleev equation. Isoprocesses.
TS-18. Internal energy. Gas work during isoprocesses. First law of thermodynamics.
TS-19. Thermal engines.
TS-20. Evaporation and condensation. Saturated steam. Air humidity. Boiling liquid.
TS-21. Surface tension. Wetting, capillarity.
TS-22. Crystallization and melting of solids.
TS-23. Mechanical properties of solids.
TS-24. Mechanical and sound waves.
TS-25. The law of conservation of charge. Coulomb's law.
TS-26. The intensity of the electrostatic field.
TS-27. The work of the forces of the electrostatic field. The potential of the electrostatic field.
TS-28. Dielectrics and conductors in an electrostatic field.
TS-29. Capacitance of a solitary conductor and a capacitor. The energy of the electrostatic field.
INDEPENDENT WORKS
SR-1. Uniform rectilinear motion.
SR-2. Rectilinear motion with constant acceleration.
SR-3. Free fall. ballistic movement.
SR-4. Kinematics of periodic motion.
SR-5. Newton's laws.
SR-6. Forces in mechanics.
SR-7. Application of Newton's laws.
SR-8. Law of conservation of momentum.
SR-9. Force work. Power.
SR-9. Force work. Power.
SR-10. Potential and kinetic energy. Law of energy conservation.
SR-11. Absolutely inelastic and absolutely elastic collision.
SR-12. Movement of bodies in a gravitational field.
SR-13. Dynamics of free and forced oscillations.
SR-14. Relativistic mechanics.
SR-15. Molecular structure of matter.
SR-16. Temperature. Basic equation of molecular-kinetic theory.
SR-17. Clapeyron-Mendeleev equation. Isoprocesses.
SR-18. Internal energy. Gas work during isoprocesses.
SR-19. First law of thermodynamics.
SR-20. Thermal engines.
SR-21. Evaporation and condensation. Saturated steam. Air humidity.
SR-22. Surface tension. Wetting, capillarity.
SR-23. Crystallization and melting of solids. Mechanical properties of solids.
SR-24. Mechanical and sound waves.
SR-25. The law of conservation of charge. Coulomb's law.
SR-26. The intensity of the electrostatic field.
SR-27. The work of the forces of the electrostatic field. Potential.
SR-28. Dielectrics and conductors in an electrostatic field.
SR-29. Electrical capacity. Electrostatic field energy
TEST PAPERS
KR-1. Rectilinear movement.
KR-2. Free fall of bodies. ballistic movement.
KR-3. Kinematics of periodic motion.
KR-4. Newton's laws.
CR-5. Application of Newton's laws.
CR-6. Law of conservation of momentum.
CR-7. Law of energy conservation.
KR-8. Molecular-kinetic theory of ideal gas
CR-9. Thermodynamics.
KR-10. Aggregate states of matter.
KR-11. Mechanical and sound waves.
KR-12. Forces of electromagnetic interaction of fixed charges.
KR-13. Energy of electromagnetic interaction of fixed charges.
ANSWERS
Tests for self-control.
Independent work.
Test papers.
Bibliography.

Free download e-book in a convenient format, watch and read:
Download the book Physics, grade 10, didactic materials for textbooks Kasyanov V.A., Maron A.E., 2014 - fileskachat.com, fast and free download.

• Physics, grade 10, basic level, textbook, Kasyanov V.A., 2014