A rectangular certificate has a perimeter of 32 inches. Its area is 63 square inches. What are the dimensions of the certificate?

If a machine has an efficiency of 94% and you apply 574J of work, how much work do you get out of the machine

A dimension is a physical nature of a quantity. (i) give two (2) limitations of dimensional analysis ... (ii) if velocity (v), time (T) and force (F) were chosen as basic quantities, find the dimensions of mass?

How high is the rocket when the canister hits the launch pad, assuming that the rocket does not change its acceleration?

When hoisting a personnel platform which of the following need not be engaged when they occupied platform is in a stationary position?

Using your hand to exert a horizontal force, you push a physics textbook across the floor at a steady pace. the frictional force exerted by the floor on the book opposes its motion.

How do you know that a speedometer tells you the instantaneous speed of a car?

Margaret swam 100 meters in 5 minutes. What was her swimming speed? 100 meters per minute 50 meters per minute 20 meters per minute

A car traveled 112.0m in 24.500s, what was a car's average speed?

Hot coffee in a mug cools over time and the mug warms up. Which describes the energy in this system?

A mirror what a flat surface is a a.) convex mirror b.) concave mirror c.) plane mirror d.) virtual mirror