WBJEE SERIES Physics
Motion In A Plane
10 previous year questions.
Volume: 10 Ques
Yield: Medium
High-Yield Trend
2
2023 2
2019 1
2015 2
2013 1
2012 1
2011 1
2010 Chapter Questions 10 MCQs
01
PYQ 2010
easy
physics ID: wbjee-20
A ball is projected horizontally with a velocity of from the top of a building high. How long will the ball take of hit the ground ?
1
2
3
4
02
PYQ 2011
medium
physics ID: wbjee-20
A particle is moving with a constant speed in a circle. What is the magnitude of average velocity after half rotation ?
1
2
3
4
03
PYQ 2012
medium
physics ID: wbjee-20
From the top of a tower, high from the ground, a stone is thrown in the horizontal direction with a velocity of The stone reaches the ground after a time ?t? and falls at a distance of ?d? from the foot of the tower. Assuming the time t and distance d are given respectively by
1
6 s, 64 m
2
6 s, 48 m
3
4 s, 32 m
4
4s, 16 m
04
PYQ 2013
medium
physics ID: wbjee-20
A particle is moving with a uniform speed in a circular path of radius with the centre at . When the particle moves from a point to on the circle such that , then the magnitude of the change in velocity is
1
2
zero
3
4
05
PYQ 2013
medium
physics ID: wbjee-20
Two vectors are given by and . Another vector has the same magnitude as but has the same direction as . Then which of the following vectors represents ?
1
2
3
4
06
PYQ 2015
easy
physics ID: wbjee-20
Particle moves along -axis with a uniform velocity of magnitude . Particle moves with uniform velocity along a direction making an angle of with the positive direction of -axis as shown in the figure. The relative velocity of with respect to that of is
1
along X-axis
2
m/s along Y-axis (perpendicular to X-axis)
3
along the bisection of the velocities of A and B
4
along negative X-axis
07
PYQ 2019
medium
physics ID: wbjee-20
A projectile thrown with an initial velocity of 10 ms at an angle with the horizontal, has a range of 5 m. Taking g = 10 ms and neglecting air resistance, what will be the estimated value of ?
1
15?
2
30?
3
45?
4
75?
08
PYQ 2019
medium
physics ID: wbjee-20
Two particles are simultaneously projected in the horizontal direction from a point P at a certain height. The initial velocities of the particles are oppositely directed to each other and have magnitude v each. The separation between the particles at a time when their position vectors (drawn from the point P) are mutually perpendicular, is
1
2
3
4
09
PYQ 2023
hard
physics ID: wbjee-20
A train is moving along the tracks at a constant speed u. A girl on the train throws a ball of mass m straight ahead along the direction of motion of the train with speed v with respect to herself. Then,
1
The kinetic energy of the ball as measured by the girl on the train is
2
work done by the girl in throwing the ball is .
3
Work done by the train mvu
4
The gain is the kinetic energy of the ball as measured by a person standing by the rail track is .
10
PYQ 2023
hard
physics ID: wbjee-20
A body of mass 2 kg moves in a horizontal circular path of radius 5m. In an instant its speed is m/s and is increasing at the rate of 3 m/s2.The magnitude of the force acting on the body at the instant is,
1
6N
2
8N
3
14N
4
10N