Which of the following provides the centripetal force for a car turning on a banked road without friction?

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1. Which of the following provides the centripetal force for a car turning on a banked road without friction?

1. Weight of the car2. Friction3. Normal reaction component4. Engine thrust

2. A body is in non-uniform circular motion. Which of the following are true? (Select all that apply)

1. Speed is constant2. Angular velocity is constant3. There is tangential acceleration4. There is radial acceleration

3. A satellite orbits Earth in uniform circular motion. Which of the following forces is responsible?

1. Normal force2. Magnetic force3. Electrostatic force4. Gravitational force

4. A particle moves in a circle of radius \( r \) with angular speed \( \omega \). Which of the following is correct?

1. Linear speed \( v = r/\omega \)2. Linear speed \( v = \omega r \)3. Linear speed \( v = r\omega^2 \)4. Angular acceleration = \( \omega^2 \)

5. In uniform circular motion, which of the following remains constant?

1. Velocity2. Acceleration direction3. Kinetic energy4. Displacement direction

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Which of the following provides the centripetal force for a car turning on a banked road without friction?