Physics-
General
Easy
Question
Fig shows the displacement of a particle going along X axis as a function of time. The force acting an the particle is zero in the region
- AB
- BC
- CD
- None of these.
The correct answer is: AB
Related Questions to study
physics-
A body of mass 6kg is hanging from another body af mass 10kg as shown in fig. This condition is being pulled up by a spring with an acceleration of 
. the tension 
is 
,
A body of mass 6kg is hanging from another body af mass 10kg as shown in fig. This condition is being pulled up by a spring with an acceleration of . the tension is ,
physics-General
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A granophyre record is revolving with an angular velocity 
. A coin is placed at a distance r from the center of the record. The coefficient of static is. The coin will revolve if
A granophyre record is revolving with an angular velocity . A coin is placed at a distance r from the center of the record. The coefficient of static is. The coin will revolve if
physics-General
Maths-
We need to remember different formulas for this type of questions.
Maths-General
We need to remember different formulas for this type of questions.
physics-
Two masses 
and M/2 are joincd togcther by means of light inexcusable string passed aver z, fictiodess pullcy as shown in fig. Whcn the bigger mass is rekasod, the small ane will ascend with an acceleration
Two masses and M/2 are joincd togcther by means of light inexcusable string passed aver z, fictiodess pullcy as shown in fig. Whcn the bigger mass is rekasod, the small ane will ascend with an acceleration
physics-General
physics-
A particle of mass 
is initially at rest. 
force acts on it whose magnitude changes with time. The force time graph is shown below,The velocity of the particle after 
is
A particle of mass is initially at rest. force acts on it whose magnitude changes with time. The force time graph is shown below,The velocity of the particle after is
physics-General
physics-
A solid sphere of mass is resting inside a cube as shown in the figure. The cube is moving with a velocity 
Here 
is the time in scond. All surfaces are smooth. The sphene is at rest with respect to the cube. what is the total force exerted by the sphene on the cube (g=10ms-2) )
A solid sphere of mass is resting inside a cube as shown in the figure. The cube is moving with a velocity Here is the time in scond. All surfaces are smooth. The sphene is at rest with respect to the cube. what is the total force exerted by the sphene on the cube (g=10ms-2) )
physics-General
chemistry-
Oxygen has an oxidation state of +2 in the compound
Oxygen has an oxidation state of +2 in the compound
chemistry-General
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Three Forces 
and 
together kccp a body in equilhcium. If 
along the positive 
along the positive Y. axis, then the third force 
is
Three Forces and together kccp a body in equilhcium. If along the positive along the positive Y. axis, then the third force is
physics-General
physics-
The Figure shows the Position-time (x-1) graph of one dimensional motion of a body of mass 0.4 kg. The magnitude of each impulse is
The Figure shows the Position-time (x-1) graph of one dimensional motion of a body of mass 0.4 kg. The magnitude of each impulse is
physics-General
chemistry-
In the reaction, 2FeSO4 + H2SO4 + H2O2 ® Fe2 (SO4)3 + 2H2O) the oxidizing agent is
In the reaction, 2FeSO4 + H2SO4 + H2O2 ® Fe2 (SO4)3 + 2H2O) the oxidizing agent is
chemistry-General
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A lift is going up. The total mass of the lift and the passenger is 1000 kg The variation in the speed of the lift is as given in the graph. The tension in the rope pulling the lift at t= 10.5sec will be
A lift is going up. The total mass of the lift and the passenger is 1000 kg The variation in the speed of the lift is as given in the graph. The tension in the rope pulling the lift at t= 10.5sec will be
physics-General
Maths-
If 
is a homogeneous function of order 
.
I) 
II) 
III) 
Which of the above statements is correct ?
We have to remember all the three results instead of deriving them.
If is a homogeneous function of order .
I)
II)
III)
Which of the above statements is correct ?
Maths-General
We have to remember all the three results instead of deriving them.
physics
Rockets are launched in eastward direction to take advantage of
Rockets are launched in eastward direction to take advantage of
physicsGeneral
physics
The additional K.E. to be provided to a satellite of mass m revolving around a planet of mass M , to transfer it from a circular orbit of radius R1 to another radius R2(R2>R1) is
The additional K.E. to be provided to a satellite of mass m revolving around a planet of mass M , to transfer it from a circular orbit of radius R1 to another radius R2(R2>R1) is
physicsGeneral
chemistry-
A reduction in atomic size with increase in atomic number is a characteristic of elements of
A reduction in atomic size with increase in atomic number is a characteristic of elements of
chemistry-General
