Kepler's Law
Trending Questions
Q. Two alpha particles moving along the parallel lines with different velocities, will ( neglect electrostatic repulsion)
Q. Figure shows a planet in an elliptical orbit around the Sun S. Where is the kinetic energy of the planet maximum?
- P1
- P2
- P3
- P4
Q. An object travels around a circle of radius 6 m with speed 3π ms−1. Find the distance and displacement after 3 s.
- 9π m, 6√2 m
- 9π m, 0 m
- 12π m, 6√2 m
- 12π m, 0 m
Q.
Which of the following is true for the displacement?
- It cannot be zero.
- Its magnitude is greater than the distance travelled by the object.
Q. Displacement of a body depends on the path taken by the body.
- True
- False
Q.
A car moves with a speed of 6 m/s for 10 seconds. What is the distance covered by the car?
60 m
10 m
50 m
20 m
Q.
A car moves with a speed of 6 m/s for 10 seconds. What is the distance covered by the car?
60 m
10 m
20 m
50 m
Q.
A car travels at a speed of 500 m/s. What is the distance covered by it in 1 second?
- 300 m
- 600 m
- 700 m
- 500 m
Q. A satellite of mass m is orbiting around the earth at a height h above the surface of the earth. Mass of the earth is M and its radius is R. The angular momentum of the satellite is independent of :
- h
- None of these
- m
- M
Q. An object travels a distance of 40 m and comes back to its original position. The displacement of the object is:
- 80 m
- 20 m
- 40 m
- Zero
Q. Distance travelled by a body depends on the path taken by the body.
- False
- True
Q. If Ankit travels a distance of πR along the circumference of a circle with radius R, his displacement will be:
- 2R
- R
- 2πR
- Zero
Q. Which of the following is used to measure distance?
- Speedometer
- Thermometer
- Barometer
- Odometer
Q.
A particle is moving in a circular path of radius r, the displacement after half a circle would be
Zero
πr
2r
2πr