Page 1 :
. A boy completes a semicircle of radius 7 m, in 5 second. The distance tr, , . avelled by the, boy is, (@)7m (b) 10 m, (c) 11m (d) 22 m., , - InQ.1,, the displacement of the boy is, (a)7m (5) 10m, (c) lim (d) 14 m., , - A car covers first 2 km of the total distance, of 4 km with a speed of 30 km/h and the, , remaining distance of 2 km with a speed of, 20 km/h. The average speed of the car is, , (a) 24 km/h (b) 25 km/h, (c) 50 km/h (d) 26 km/h., , - Velocity-time graph for the uniform motion, of a car is shown in figure. The displacement, of the car in the first 2 hours is, , 4, , Velocity 50+—+——_______, {in km/h}, , , , o t+ ++», , a: 3, Time (in h), (a) 50 km (b) 100 kin, (c) 25 km (2) 70 km. 1, , ng along x-axis. The, , le at any instant is oj, § 1S Give, by fiven
Page 2 :
(2) 30 ms~? (b) 40 ms~2, (c) zero (d) 50 ms~2,, , 8. The particle is uniformly accelerated with an, acceleration of 8 ms~2 for 5 second. If i, starts from rest, then the displacement ol, this particle in the last 1s will be, 5 1m (b)2m, c)3m (2) 36 m., , ncaa I of 4 hid, (a) Average Speed, (6) Average Velocity, , 10. A, , - The displacement of an object at any instay, , T= 54 6¢?, Where x is in Metres ti, , Second., , The Velocity of the particle att = 2 ig, , (a) 5 ms~1 (b) 10 ms~!, , (c) 12 ms~? (d) 24 ms~1,, , : me, - The stopping distance of a car is 40 m Whey |”, , moving with a spced of 80 km/h. If the car,, now moving with 40 km/h, then its Stoppin, , , , distance will be if, (2) 40m (5) 20m, (c) 10m (d) 5m., , is given by |, x= 30 + 2027, wherex isin m and ting, |, The acceleration of the object will be, , (c) Instantancoy, , S speed, (a) Instantan, , nous Velocity. (zr pp s 2008), mM, , : Speed-tj, (2) distance ae © grapk represents, (6) aCceleration, ©) avera, , “rCa und,, , , , =a, ere, oO, i, a, a, Bas, =, <, &, =, S, , v4, , ‘|
Page 3 :
If the displacement of an object is, zero, then what can we say about, its distance covered?, , (a) It is negative, , (b) It is must be zero, , (c) It cannot be zero, , (d) It may or may not be zero
Page 4 :
Which of the following changes, when a particle is moving with, uniform velocity?, , (a) Speed, , (6) Velocity, , (c) Acceleration, , (d) Position vector
Page 5 :
The distance travelled by an object, is directly proportional to the time, taken. Its acceleration, , (a) increases, , (b) decreases, , (c) becomes zero, , (d) remains constant