A moving object has acceleration in all of the following cases except

A car travels at an average speed of 15 m/s for 20 minutes. What is the distance covered by the car during this time?

An equation connecting distance x covered by a car in t seconds is given by:x = 12.5 tChoose the statement that is true about this relation.

The equation connecting the position and time of a car is:x = 7.5 tWhat is the average speed of this car?

Which of the following is NOT true of freely falling objects?

If g = 9.8 m/s2, what is the minimum force required to lift a 100-kg object?

Choose the statement(s) that is/are true of the unit joule (J). (i)     joule (J) is the unit for measuring work (ii)    joule (J) is the unit for measuring energy (iii)   joule (J) is the same as N.m

The volume of cube A is 33 mL. The volume of cube B is 11 mL. What is the ratio of the volume of cube A to the volume of cube B?

Inertia of an object can best be defined as:

Which of the following statements is/are true about Newton’s first law of motion? (i)     Newton’s first law is often referred to as the law of inertia (ii)    An object moving with a constant velocity needs a constant force to keep the velocity constant (iii)    An object in motion will continue in motion in the absence of an external unbalanced force (iv)    An unbalanced force is necessary to bring a moving object to rest