Q.1
A particles moves with a constant velocity STATEMENT -1: Acceleration is zero for the particle STATEMENT -2: Average velocity is equal to instantaneous velocity STATEMENT -3: Average speed is equal to magnitude of instantaneous velocity STATEMENT -4: Position-time graph for the particle is a straight line which one of the following is correct?
  • All the statement are correct
  • Statement 1,2 and 4 are correct
  • Statement 1,2 and 3 are correct
  • Statement 2,3 and 4 are correct
Q.2
Match the column  
match-the-column-jee-physics-test-3.png
  • P->M,Q->L,R->L,S->L
  • P->L,Q->M,R->L,S->L
  • P->M,Q->M,R->L,S->L
  • P->M,Q->L,R->M,S->L
Q.3
The magnitude of the displacement is never greater than the path length traversed by the object
  • True
  • False
Q.4
Two balls of different masses are dropped from the same point at same time.Which is of the following is false?
  • Both the balls will reach the ground in same time
  • Heavier ball will hit the ground first
  • Both the balls will strike the ground with the same speed
  • None of these
Q.5
Which of following statement is Incorrect?
  • An object with a positive velocity will be represented on a position-time graph by a line with a positive slope
  • An object with a negative velocity will be represented on a position-time graph by a line with a negative slope
  • An object with zero velocity will be represented on a position-time graph by a line with zero slope
  • None of these
Q.6
A person makes a round-trip journey, finishing where he started. The displacement for the trip is 0 and the distance is some nonzero value.
  • True
  • False
Q.7
The displacement -time graph of a moving particle is shown below.The instantaneous velocity of the particle is negative at the point
velocity-graph-jee-physics-test-series-3.png
  • A
  • B
  • C
  • D
Q.8
Distance is a vector quantity and displacement is a scalar quantity ?
  • True
  • False
Q.9
Two statement are made STATEMENT -A: Displacement of the particle may be zero even if the distance covered by it is not zero STATEMENT -B: Displacement is the shortest distance between the initial and final position
  • Both the statement are correct
  • A is correct but B is incorrect
  • A is incorrect but B is correct
  • Both are incorrect
Q.10
Which of following statement is correct?
  • The magnitude of the instantaneous velocity is equal to the instantaneous speed
  • The magnitude of the average velocity is equal to the average speed
  • Average acceleration is equal to change is speed per unit time
  • none of these
Q.11
Mark the wrong statement
  • Magnitude of displacement is always equal to distance traveled
  • Area under velocity versus time graph with proper algebraic sign gives the displacement
  • Speed can not be negative
  • If velocity is constant,speed will be constant
Q.12
Match the column
match-the-column-jee-physics-test-4.png
  • P->M,Q->L,R->L,S->L
  • P->M,Q->M,R->L,S->N
  • P->M,Q->M,R->L,S->O
  • P->M,Q->N,R->M,S->O
Q.13
Average speed is defined as the distance traveled divided by time taken
  • True
  • False
Q.14
Which of the following option is correct?
  • Mean Velocity=(vf + vi )/2
  • Average acceleration =(vf - vi )/(t2 -t1)
  • Displacement in a motion in a straight line with uniform acceleration is given by s=u + (1/2)at2
  • None of these
Q.15
Two statement are made STATEMENT A: Average speed is not equal to the magnitude of average velocity in general STATEMENT B: Average velocity is a scalar while average speed is a vector quantity
  • Both the statement are correct
  • Statement A is correct only
  • Statement B is correct only
  • Both the statement A and B both are wrong
Q.16
A body is thrown upwards with certain velocity.Which of the following is Incorrect
  • The body will experience retardation
  • The body velocity will become zero at the peak point
  • The time taken to reach the peak point is u/g
  • None of these
Q.17
Instantaneous acceleration is defined as
  • $ \frac {dx}{dt}$
  • $ \frac {d^2x}{dt^2}$
  • $ \frac { \Delta x}{ \Delta t}$
  • None of these
Q.18
Average velocity in a round trip is zero
  • True
  • False
Q.19
Four statement are made for acceleration STATEMENT -1: Acceleration is a vector quantity STATEMENT -2: The slope of the velocity time graph gives the acceleration STATEMENT -3: Its direction is same as the change in velocity STATEMENT -4: $a=v \frac {dv}{dx}$ which one of the following is correct
  • All the statement are correct
  • Statement 1,2 and 4 are correct
  • Statement 1,2 and 3 are correct
  • Statement 2,3 and 4 are correct
Q.20
At a metro station, a girl walks up a stationary escalator in time a​. If she remains stationary on the escalator, then the escalator take her up in time b​. The time taken by her to walk up on the moving escalator will be
  • $\frac {a+b}{2}$
  • a+b
  • $\frac {ab}{a- b}$
  • $\frac {ab}{a+ b}$
0 h : 0 m : 1 s