Q

A passenger in a moving car feels a jerk backward when the car suddenly starts. How does the first law of motion explain this experience?

RRB JE 20/02/2026 / 4:30 PM - 6:00 PM 2026
✓ Answer: A The passenger tends to remain at rest while the car moves forward, showing inertia.
A concave lens diverges incident rays, spreading the light over a wider region. It can therefore be used to spread light from a small source.