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Recent questions tagged linear momentum
+1
vote
1
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If all the particles of a system lie in a cube, is it necessary that the center of mass be in the cube?
asked
Mar 31, 2019
in
Class 11
by
kratos
linear momentum
centre of mass
class-11
cbse
+2
votes
1
answer
Figure (9-E11) shows a small block of mass m which is started
asked
Mar 29, 2019
in
Class 11
by
kratos
linear momentum
centre of mass
collision
class-11
+2
votes
1
answer
A plank of mass M is placed on a rough horizontal surface. A man of mass m walks on the plank with an acceleration 'a' while
asked
Mar 26, 2019
in
JEE
by
kratos
cbse
class-11
mechanics
jee
kvpy
centre of mass
jee mains
linear momentum
class-12
+3
votes
1
answer
A block moving in air breaks in two parts and the parts separate (a) the total momentum must be conserved
asked
Mar 24, 2019
in
Class 12
by
kratos
class-11
centre of mass
collision
linear momentum
class-12
+1
vote
1
answer
A bullet of mass m travelling with speed v hits a disc of mass M and radius R as shown and gets stuck to it. The angular velocity
asked
Mar 20, 2019
in
JEE
by
kratos
work
irodov
momentum
class-11
jee
energy and power
centre of mass
collision
class-12
laws of conservation of energy
jee mains
linear momentum
laws of motion
+1
vote
1
answer
A railroad car of mass M is at rest on frictionless rails when a man of mass m starts moving
asked
Mar 19, 2019
in
Class 11
by
kratos
linear momentum
centre of mass
collision
class-11
+2
votes
1
answer
When disc B is brought in contact with disc A, they acquire a common angular velocity in time t.
asked
Mar 18, 2019
in
JEE
by
kratos
cbse
class-11
jee
centre of mass
rotational mechanics
jee mains
linear momentum
+1
vote
1
answer
The safety speed of a vehicle on a curve horizontal road is
asked
Mar 16, 2019
in
JEE
by
kratos
cbse
class-11
jee
centre of mass
road safety education
class-10
jee mains
friction
linear momentum
class-12
+2
votes
1
answer
A circular wooden loop of mass m and radius R rest on a flat horizontal friction less surface.
asked
Mar 15, 2019
in
JEE
by
kratos
work
dynamics
class-11
jee
energy and power
center of mass
jee mains
electromagnetism
linear momentum
magnetism
induction
+3
votes
1
answer
State the Acceleration of centre of mass.
asked
Mar 10, 2019
in
JEE
by
kratos
jee
centre of mass
collision
jee mains
linear momentum
class-12
+2
votes
1
answer
Consider the following two statements : (A) The linear momentum of a particle is independent of the frame of reference.
asked
Mar 8, 2019
in
Class 12
by
kratos
class-11
centre of mass
collision
linear momentum
class-12
+1
vote
1
answer
A bucket contains water filled up to a height = 15 cm. The bucket is tied to a rope which is passed over a friction less light
asked
Mar 7, 2019
in
JEE
by
kratos
work
fluid mechanics
class-11
jee
energy and power
center of mass
jee mains
linear momentum
+1
vote
1
answer
A high-jumper successfully clears the bar. Is it possible that his center of mass crossed the bar from below it?
asked
Mar 7, 2019
in
Class 11
by
kratos
linear momentum
centre of mass
class-11
cbse
+3
votes
1
answer
In the figure shown a **** of radius 2 cm is made in a semicircular disc of radius 6π at a distance 8 cm
asked
Mar 5, 2019
in
JEE
by
kratos
class-11
jee
centre of mass
collision
jee mains
linear momentum
+3
votes
1
answer
Consider the situation of the previous problem. Define displacement resistance Rd = V/id of the space between the plates
asked
Feb 28, 2019
in
Class 12
by
kratos
electromagnetic induction
cbse
electromagnetic waves
class-11
centre of mass
linear momentum
class-12
+2
votes
1
answer
State the Momentum conservation and centre of mass motion.
asked
Feb 25, 2019
in
JEE
by
kratos
cbse
class-11
jee
centre of mass
jee mains
linear momentum
+3
votes
1
answer
A man of mass m1 is standing on platform of mass m2 kept on a smooth horizontal surface.
asked
Feb 24, 2019
in
JEE
by
kratos
cbse
class-11
jee
centre of mass
collision
jee mains
linear momentum
class-12
+3
votes
1
answer
The resultant force on a system of particles is zero. (A) The centre of mass of the system must be at rest.
asked
Feb 22, 2019
in
JEE
by
kratos
class-11
jee
magnetic field
centre of mass
collision
class-12
jee mains
linear momentum
laws of motion
+2
votes
1
answer
Use the definition of linear pomentum from the previous question. Can we state the principle of conservation of linear pomentum for a single particle?
asked
Feb 22, 2019
in
Class 11
by
kratos
cbse
class-11
centre of mass
collision
linear momentum
+2
votes
1
answer
A bird is held in a light container which is completely closed. Can we tell when the bird is resting or flying by weighing the container ?
asked
Feb 22, 2019
in
JEE
by
kratos
cbse
class-11
jee
centre of mass
collision
jee mains
linear momentum
class-12
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