Physics-
General
Easy
Question
A conical pendulum is moving in a circle with angular velocity 
as shown. If tension in the string is T, which of following equations are correct?
The correct answer is:
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A car travelling on a smooth road pass through a curved portion of the road in form of an arc of circle of radius 10 m. If the mass of car is 500 kg, the reaction on car at lowest point P where its speed is 20 m/s is
A car travelling on a smooth road pass through a curved portion of the road in form of an arc of circle of radius 10 m. If the mass of car is 500 kg, the reaction on car at lowest point P where its speed is 20 m/s is
physics-General
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In a conical pendulum, the bob is rotated with different angular velocities and tension in the string is calculated for different values of w. Which of them is correct graph between T & w
In a conical pendulum, the bob is rotated with different angular velocities and tension in the string is calculated for different values of w. Which of them is correct graph between T & w
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Tangential acceleration of a particle moving in a circle of radius 1 m varies with time t as (initial velocity of particle is zero). Time after which total acceleration of particle makes and angle of 30° with radial acceleration is
Tangential acceleration of a particle moving in a circle of radius 1 m varies with time t as (initial velocity of particle is zero). Time after which total acceleration of particle makes and angle of 30° with radial acceleration is
physics-General
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A spring block system is placed on a rough horizontal floor. The block is pulled towards right to give spring an elongation less than 
but more than 
and released. The correct statement is
A spring block system is placed on a rough horizontal floor. The block is pulled towards right to give spring an elongation less than but more than and released. The correct statement is
physics-General
physics-
A spring block system is placed on a rough horizontal floor. The block is pulled towards right to give spring an elongation less than but more than and released. Which of the following laws/principles of physics can be applied on the spring block system
A spring block system is placed on a rough horizontal floor. The block is pulled towards right to give spring an elongation less than but more than and released. Which of the following laws/principles of physics can be applied on the spring block system
physics-General
physics-
The work done by the force 
around the path shown in the figure is
The work done by the force around the path shown in the figure is
physics-General
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A block of mass m is kept in an elevation which starts moving downward with an acceleration a as shown in figure. The block is observed by two observers A and B for a time interval 
. According to the observer A
A block of mass m is kept in an elevation which starts moving downward with an acceleration a as shown in figure. The block is observed by two observers A and B for a time interval . According to the observer A
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A block of mass m is kept in an elevation which starts moving downward with an acceleration a as shown in figure. The block is observed by two observers A and B for a time interval . According to observer B, the net work done on the block is
A block of mass m is kept in an elevation which starts moving downward with an acceleration a as shown in figure. The block is observed by two observers A and B for a time interval . According to observer B, the net work done on the block is
physics-General
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A block of mass m is kept in an elevation which starts moving downward with an acceleration a as shown in figure. The block is observed by two observers A and B for a time interval . The observer B finds that the work done by pseudo force on the block is
A block of mass m is kept in an elevation which starts moving downward with an acceleration a as shown in figure. The block is observed by two observers A and B for a time interval . The observer B finds that the work done by pseudo force on the block is
physics-General
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A block of mass m is kept in an elevation which starts moving downward with an acceleration a as shown in figure. The block is observed by two observers A and B for a time interval t0. The observer B finds that the work done by gravity on the block is
A block of mass m is kept in an elevation which starts moving downward with an acceleration a as shown in figure. The block is observed by two observers A and B for a time interval t0. The observer B finds that the work done by gravity on the block is
physics-General
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According to observer B, the potential energy of the spring increases
According to observer B, the potential energy of the spring increases
physics-General
physics-
A block of mass m moving with a velocity v0 on a smooth horizontal surface strikes and compresses a spring of stiffness k till mass comes to rest as shown in the figure. This phenomenon is observed by two observers: A: standing on the horizontal surface B: standing on the block. To an observer A, the net work done on the block is
A block of mass m moving with a velocity v0 on a smooth horizontal surface strikes and compresses a spring of stiffness k till mass comes to rest as shown in the figure. This phenomenon is observed by two observers: A: standing on the horizontal surface B: standing on the block. To an observer A, the net work done on the block is
physics-General
physics-
A block of mass m moving with a velocity v0 on a smooth horizontal surface strikes and compresses a spring of stiffness k till mass comes to rest as shown in the figure. This phenomenon is observed by two observers: A: standing on the horizontal surface B: standing on the block. To an observer A, the work done by the normal reaction N between the block and the spring on the block is
A block of mass m moving with a velocity v0 on a smooth horizontal surface strikes and compresses a spring of stiffness k till mass comes to rest as shown in the figure. This phenomenon is observed by two observers: A: standing on the horizontal surface B: standing on the block. To an observer A, the work done by the normal reaction N between the block and the spring on the block is
physics-General
physics-
A block of mass m moving with a velocity v0 on a smooth horizontal surface strikes and compresses a spring of stiffness k till mass comes to rest as shown in the figure. This phenomenon is observed by two observers: A: standing on the horizontal surface B: standing on the block. To an observer A, the work done by spring force is
A block of mass m moving with a velocity v0 on a smooth horizontal surface strikes and compresses a spring of stiffness k till mass comes to rest as shown in the figure. This phenomenon is observed by two observers: A: standing on the horizontal surface B: standing on the block. To an observer A, the work done by spring force is
physics-General
physics-
A block of mass 'm' is released from rest at point A. The compression in spring, when the speed of block is maximum
A block of mass 'm' is released from rest at point A. The compression in spring, when the speed of block is maximum
physics-General
