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Kinematics-1D

585 Questions Start Allen Test
All Exams Allen Advance Errorless
Pb. PET 2003 Q201 Errorless Non-uniform Motion MCQ
A body is moving with uniform acceleration describes 40 m in the first 5 sec and 65 m in next 5 sec. Its initial velocity will be
A.
4 m/s
B.
2.5 m/s
C.
5.5 m/s
D.
11 m/s
BHU 2003; CPMT 2004; RPMT 2006; AMU (Engg.) 2012 Q202 Errorless Relative Motion MCQ
A police jeep is chasing with velocity of 45 km/h a thief in another jeep moving with velocity 153 km/h. Police fires a bullet with muzzle velocity of 180 m/s. The velocity with which it will strike the car of the thief is
A.
150 m/s
B.
27 m/s
C.
450 m/s
D.
250 m/s
MH CET 2003; Pb. PMT 2004; WB-JEE 2010 Q203 Errorless Motion Under Gravity MCQ
If a freely falling body travels in the last second a distance equal to the distance travelled by it in the first three second, the time of the travel is
A.
6 sec
B.
5 sec
C.
4 sec
D.
3 sec
CBSE PMT 2003 Q204 Errorless Critical Thinking MCQ
A man throws balls with the same speed vertically upwards one after the other at an interval of 2 seconds. What should be the speed of the throw so that more than two balls are in the sky at any time (Given $g = 9.8m/s^2$ )
A.
At least 0.8 m/s
B.
Any speed less than 19.6 m/s
C.
Only with speed 19.6 m/s
D.
More than 19.6 m/s
CBSE PMT 2003 Q205 Errorless Critical Thinking MCQ
If a ball is thrown vertically upwards with speed u, the distance covered during the last t seconds of its ascent is
A.
$\frac{1}{2}gt^{2}$
B.
$ut-\frac{1}{2}gt^{2}$
C.
$(u-gt)t$
D.
ut
DCE 2003, 09; WB-JEE 2009 Q206 Errorless Graphical Questions MCQ
Which graph represents the uniform acceleration
A.
B.
C.
D.
RPET 2002; WB-JEE 2009 Q207 Errorless Non-uniform Motion MCQ
Starting from rest, acceleration of a particle is $a = 2(t - 1)$ . The velocity of the particle at t = 5s is
A.
15 m/sec
B.
25 m/sec
C.
5 m/sec
D.
None of these
AIEEE 2002; Odisha JEE 2009 Q208 Errorless Motion Under Gravity MCQ
Two balls A and B of same masses are thrown from the top of the building. A, thrown upward with velocity V and B, thrown downward with velocity V, then
A.
Velocity of A is more than B at the ground
B.
Velocity of B is more than A at the ground
C.
Both A & B strike the ground with same velocity
D.
None of these
Odisha JEE 2002; CPMT 2003 Q209 Errorless Motion Under Gravity MCQ
A ball is dropped from top of a tower of 100m height. Simultaneously another ball was thrown upward from bottom of the tower with a speed of 50 m/s ( $g = 10m/s^{2}$ ). They will cross each other after
A.
1s
B.
2s
C.
3s
D.
4s
MP PMT 2002; MP PET 2006 Q210 Errorless Motion Under Gravity MCQ
A body falling from a high Minaret travels 40 m in the last 2 seconds of its fall to ground. Height of Minaret in meters is (take $g = 10m/s^{2}$ )
A.
60
B.
45
C.
80
D.
50
MP PMT 2001; CBSE PMT 2007; CBSE PMT (Mains) 2011 Q211 Errorless Uniform Motion MCQ
A cat moves from X to Y with a uniform speed $v_{u}$ and returns to X with a uniform speed $v_{d}$ . The average speed for this round trip is
A.
$\frac{2v_{d}v_{u}}{v_{d}+v_{u}}$
B.
$\sqrt{v_{u}v_{d}}$
C.
$\frac{v_{d}v_{u}}{v_{d}+v_{u}}$
D.
$\frac{v_{u}+v_{d}}{2}$
CBSE PMT 2001; BHU 2004 Q212 Errorless Uniform Motion MCQ
A 150 m long train is moving with a uniform velocity of 45 km/h. The time taken by the train to cross a bridge of length 850 m is
A.
56 sec
B.
68 sec
C.
80 sec
D.
92 sec
DCE 2001, 03; AIIMS 2002; JEE (Main) April 2024 Q213 Errorless Non-uniform Motion MCQ
A particle starts from rest, accelerates at $2m / s^2$ for 10s and then goes with constant speed for 30s and then decelerates at $4m / s^2$ till it stops. What is the distance travelled by it
A.
$750m$
B.
$800m$
C.
$700m$
D.
$850m$
CPMT 2001; Pb. PET 2004; AMU (Engg.) 2012 Q214 Errorless Relative Motion MCQ
A boat is sent across a river with a velocity of 8 km/hr. If the resultant velocity of boat is 10 km/hr, then velocity of the river is
A.
10 km/hr
B.
8 km/hr
C.
6 km/hr
D.
4 km/hr
CBSE PMT 2001, 04; KCET 2001; BHU 2004 Q215 Errorless Motion Under Gravity MCQ
A body, thrown upwards with some velocity, reaches the maximum height of 20m. Another body with double the mass thrown up, with double initial velocity will reach a maximum height of
A.
200 m
B.
16 m
C.
80 m
D.
40 m
DCE 2001, 09 Q216 Errorless Graphical Questions MCQ
The graph of displacement v/s time is Its corresponding velocity-time graph will be
A.
B.
C.
D.
11-JEE 2000 Q217 Advance ARCHIVE: JEE ADVANCED MCQ
A ball is dropped vertically from a height $d$ above the ground. It hits the ground and bounces up vertically to a height $\frac{1}{2} d$ . Neglecting subsequent motion and air resistance, its velocity $v$ varies with the height $h$ above the ground as
A.
B.
C.
D.
RPET 2000; KCET 2001; DPMT 2001 Q218 Errorless Motion Under Gravity MCQ
A body is thrown vertically upwards. If air resistance is to be taken into account, then the time during which the body rises is
A.
Equal to the time of fall
B.
Less than the time of fall
C.
Greater than the time of fall
D.
Twice the time of fall
AMU (Engg.) 2000; J & K CET 2010; JEE (Main) 2017 Q219 Errorless Graphical Questions MCQ
A ball is thrown vertically upwards. Which of the following graph/graphs represent velocity-time graph of the ball during its flight (air resistance is neglected)
(A)

(B)

(C)

(D)
A.
A
B.
B
C.
C
D.
D
IIT-JEE 1999 Q220 Advance ARCHIVE: JEE ADVANCED MCQ
In 1.0 second a particle goes from point A to point B moving in a semi-circle of radius 1.0 metre (figure). The magnitude of the average velocity is
A.
$3.14\mathrm{ms}^{-1}$
B.
$2.0\mathrm{ms}^{-1}$
C.
$1.0\mathrm{ms}^{-1}$
D.
ZERO
IIT-JEE 1999 Q221 Advance ARCHIVE: JEE ADVANCED MSQ
The co-ordinates of a particle moving in a plane are given by $x = a \cos(pt)$ and $y = b \sin(pt)$ where a, $b (< a)$ and p are positive constants of appropriate dimensions. Then
A.
the path of the particle is an ellipse.
B.
the velocity and acceleration of the particle are normal to each other at $t = \frac{\pi}{2p}$ .
C.
the acceleration of the particle is always directed towards the focus.
D.
the distance travelled by the particle in time interval $t = 0$ to $t = \frac{\pi}{2p}$ is $a$ .
KCET 1999; JIPMER 1999; DCE 2000; AFMC 2003, 04 Q222 Errorless Distance and Displacement MCQ
An aeroplane flies 400 m north and 300 m south and then flies 1200 m upwards then net displacement is
A.
1200 m
B.
1300 m
C.
1400 m
D.
1500 m
MP PET 1999, 2001; Pb. PET 2003 Q223 Errorless Uniform Motion MCQ
The displacement-time graph for two particles A and B are straight lines inclined at angles of $30^{\circ}$ and $60^{\circ}$ with the time axis. The ratio of velocities of $V_{A}:V_{B}$ is
A.
1:2
B.
$1:\sqrt{3}$
C.
$\sqrt{3}:1$
D.
1:3
AFMC 1999; Pb. PMT 2003; KCET 2004 Q224 Errorless Motion Under Gravity MCQ
A stone is thrown with an initial speed of 4.9 m/s from a bridge in vertically upward direction. It falls down in water after 2 sec. The height of the bridge is
A.
4.9 m
B.
9.8 m
C.
19.8 m
D.
24.7 m
CPMT 1998; Pb. PET 2002 Q225 Errorless Relative Motion MCQ
A boat is moving with a velocity $3i + 4j$ with respect to ground. The water in the river is moving with a velocity - 3i - 4j with respect to ground. The relative velocity of the boat with respect to water is
A.
8j
B.
- 6i - 8j
C.
6i + 8j
D.
$5\sqrt{2}$