An antelope runs 10 meters in .5 seconds, calculate its speed? How long would it take a bicyclist to complete a 50 km race at a speed of 20 km/hour?
How far can a person walk at a speed of 1.7 m/s in 60 seconds?

Abody of weight 60 kg is standing in a lift the lift going upward with a uniform velocity of 4.9 metre per second slows down and stops in two seconds then apparent weight of the body during the slow down process is

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up