Motion Test - 6...

The displacement - time graph of a particle moving along a straight line is  given below. Find the time at which its velocity is equal to zero.

If $${ v }^{ 2 }={ u }^{ 2 }+2as$$, then $$u =$$

A dragster accelerates to a speed of $$112 m/s$$ over a distance of $$398 m$$. Determine the acceleration (assume uniform) of the dragster.

An aircraft has a lift-off of $$120km/h$$. What minimum constant acceleration does the aircraft require if it is to be airborne after a takeoff run of $$240m$$? (in $$m/s^2$$)

Rex Things throws his mother's crystal vase vertically upwards with an initial velocity of $$26.2 m/s$$. Determine the height to which the vase will rise above its initial height.

How long does it take it to reach $$1000m$$ $$in \ seconds$$ ? 

A stone dropped from the top of the tower reaches ground in $$4\ sec$$. Height of the tower is $$(g = 10m/s^{2})$$

A bullet when fired into a target loses half of its velocity after penetrating 20 cm. Further distance of penetration before it comes to rest is :

The meter that is used to measure the distance moved by the vehicle is known as _____. Fill in the blank.