1
WB JEE 2008
MCQ (Single Correct Answer)
+1
-0.25

The distance travelled by an object along a straight line in time t is given by $$s = 3 - 4t + 5{t^2}$$, the initial velocity of the object is

A
3 unit
B
$$-$$3 unit
C
4 unit
D
$$-$$4 unit
2
WB JEE 2008
MCQ (Single Correct Answer)
+1
-0.25

A pellet of mass 1 g is moving with an angular velocity of 1 rad/s along a circle of radius 1 m. The centrifugal force is

A
0.1 dyne
B
1 dyne
C
10 dyne
D
100 dyne
3
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
Change Language
WB JEE 2021 Physics - Motion Question 3 English
The acceleration versus distance graph for a particle moving with initial velocity 5 m/s is shown in the figure. The velocity of the particle at x = 35 m will be
A
20.62 m/s
B
20 m/s
C
25 m/s
D
50 m/s
4
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
Change Language
In case of projectile motion, which one of the following figures represent variation of horizontal component of velocity (ux) with time t? (Assume that air resistance is negligible)
A
WB JEE 2021 Physics - Motion Question 4 English Option 1
B
WB JEE 2021 Physics - Motion Question 4 English Option 2
C
WB JEE 2021 Physics - Motion Question 4 English Option 3
D
WB JEE 2021 Physics - Motion Question 4 English Option 4
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