Define inertia. Give its classification.

Classify the types of force based on their application.

If a 5 N and a 15 N forces are acting opposite to one another. Find the resultant force and the direction of action of the resultant force.

Differentiate mass and weight.

Define moment of a couple.

State the principle of moments.

State Newton’s second law.

Why a spanner with a long handle is preferred to tighten screws in heavy vehicles?

While catching a cricket ball the fielder lowers his hands backwards. Why?

How does an astronaut float in a space shuttle?