Try to answer plzz
Try to answer plzz 24-
25.
26.
A Car A is travelling on a straight level road With a uniform speed of 60 km/h. It is
r0110wed by another car B which is moving with a speed of 70 km/h. When the distance
between them is 2.5 km. the car B is given a deceleration of 20 km/h2. After how much
time will B catch up With A?
At the instant the t.atiic light turns green a car starts with a constant acceleration 2 m/s2.
19.
At the same instant a truck. travelling with a constant speed of 10 m/s. overtakes and passes
the car. thr bc'ond the starting point will the car overtake the truck?
20. Two Cars are moving irr same direction with a constant speed of 54 kmph starting from two
ditlérvnt points separated by 9.8 km. If another car moving is opposite direction meets
these cars at an interval Of 6 min. then the velocity of the car moving in opposite
direction is.
21. A man running at 10 m/sec observes a bus 16 m before him starting from rest and moving
with an acceleration or 2 m/sec2. Find the time taken by a man to He can catch the bus.
22. A man runs at a speed of S m/sec to overtake a standing bus. When he is 6 m behind the
door. the bus moves forward and continues with a content acceleration of 2 m/sec2. Find
the time taken by the man to go in the door in sec.
23. A car moving with uniform velocity of 25 ms-l chasing another car moving with uniform
04 . The driver brake
velocity of 20 ms-l ahead of the first car. Find the relative velocity of the second car w.r.t.
the first car. If at t=O, the second car be 200 m ahead of the first car, after what time the
first car will be able to overtake the second car?
A body completes one revolution in a circular path of radius 20m in 4s. Find the average
velocity and speed after 1/2 revolution.
A circular path has radius of I km. A person at the center of path move towards East-gate
and along the circumference reach North age the displacement is?
A particle has displacement 20m in 2s and then takes 900 turn and travels 30m in next 4s.
What is the average velocity?
27. A particle covers 1/3 of the total distance at the speed of 30 kmph, 1/3 of the next distance
with speed of 40 kmph and rest at a speed of 10 kmph, find average velocity?
28. The barrel ofa shotgun is 0.9 m long, and the shot emerges from the muzzle with a speed
of 240 ms-l. Find the acceleration of the shot in the barrel, and the length of time the shot
is in the barrel after firing.
A body kicks a football up a slope with a speed of 6 Ins-I. The ball decelerates at 0.3 ms
-2
How far up the slope does it roll?
A sprinter in a 100 metre race pushes off the starting block with a speed of 6 ms- , an
accelerates at a constant rate. He attains his maximum speed of 10 ms-l after 40 metre
and then continues at the speed for the rest of the race. What is his time for the whole race
A passenger notices that a train covers 4 km in 3 minutes, and-2 km in the next minut
Assuming that the acceleration is constant, find how fasuhe train is travelling at the end
the fourth minute.
A cyclist ravels from A to B, a distance of 240 metres. He passes A at 12 ms- maintai
this speed for as long as he can, and then brakes so that he comes to a stop at B. If
maximum deceleration he can achieve when braking is 3 ms-2, what is the least time
which he can get from A to B?
A a frnm n c:need Of 30
Dear Student ,
18:-
Let at time t = 0, the distance between the cars be 2.5 km.
18:-
Let at time t = 0, the distance between the cars be 2.5 km.
Let at time t = T hrs, car B catches car A.
Car B will catch Car A after 30 minutes.
Kindly post different query in separate thread
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