MCQ Subject: Physics

Why do wooden objects typically float on water while iron objects sink?

In a simple pendulum exhibiting simple harmonic motion, which of the following remains constant regardless of the pendulum’s mass?

Why are railway tracks laid with small gaps between them?

According to the law of reflection, which of the following statements about the reflection of light by a mirror is TRUE?

When you push against a wall with your hands, what primarily happens according to Newton’s Third Law?

Which optical defect can be corrected using a convex lens?

Which simple machine reduces the effort needed to lift an object by increasing the distance over which the force is applied?

A body at rest remains at rest unless acted upon by an unbalanced force. This statement describes which principle?

According to Snell’s Law, how is the ratio of the sines of the angles of incidence and refraction related to the media’s optical properties?

The time period (T) of a simple pendulum is best described by which formula?