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The kinetic energy of an object depends on the frame of reference in which its motion is measured. Give an example to illustrate this point.
02
Oct
The kinetic energy of an object depends on the frame of reference in which its motion is measured. Give an example to illustrate this point. The kinetic energy of an object depends on the frame of reference in which its motion is measured. Give an example to illustrate this point. October 2, 2020 Category: Uncategorised [...]
Can kinetic energy be negative? Explain
02
Oct
Can kinetic energy be negative? Explain Can kinetic energy be negative? Explain October 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A particle of mass 0.5 kg travels in a straight line with velocity v = ax^3/2 where a = 5 m^-1/2 / s. What is the work done by the net force during its displacement from x = 0 to x = 2 m?
02
Oct
A particle of mass 0.5 kg travels in a straight line with velocity v = ax^3/2 where a = 5 m^-1/2 / s. What is the work done by the net force during its displacement from x = 0 to x = 2 m? A particle of mass 0.5 kg travels in a straight line [...]
The kinetic energy of a body is increased by 21 % . What is the percentage increase in the magnitude of linear momentum of the body?
02
Oct
The kinetic energy of a body is increased by 21 % . What is the percentage increase in the magnitude of linear momentum of the body? The kinetic energy of a body is increased by 21 % . What is the percentage increase in the magnitude of linear momentum of the body? October 2, 2020 [...]
In the previous question, if a > mu s g, find the work done by friction on the block during time t.
02
Oct
In the previous question, if a > mu s g, find the work done by friction on the block during time t. find the work done by friction on the block during time t. if a > mu s g In the previous question October 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
A block of mass m is kept on a rough plank which moves with a horizontal acceleration a. If the plank was at rest at t = 0, the block does not slide relative to the plank, find the work done
02
Oct
A block of mass m is kept on a rough plank which moves with a horizontal acceleration a. If the plank was at rest at t = 0, the block does not slide relative to the plank, find the work done A block of mass m is kept on a rough plank which moves with [...]
The work done by an external agent in pulling a spring from a deformation of 10 cm to 15 cm is W1. When pulled, the spring from a deformation of 15 cm to 20 cm, the work done is W2.
02
Oct
The work done by an external agent in pulling a spring from a deformation of 10 cm to 15 cm is W1. When pulled, the spring from a deformation of 15 cm to 20 cm, the work done is W2. the spring from a deformation of 15 cm to 20 cm The work done by [...]
A block of mass m is pulled slowly by a minimum constant force (F) on a horizontal surface through a distance x. The coefficient of kinetic friction is mu. Find the work done by the force (F).
02
Oct
A block of mass m is pulled slowly by a minimum constant force (F) on a horizontal surface through a distance x. The coefficient of kinetic friction is mu. Find the work done by the force (F). A block of mass m is pulled slowly by a minimum constant force (F) on a horizontal surface [...]
One end of a fixed spring is pulled by an average force of 10 N through a distance of 5 cm, find the work done by the spring.
02
Oct
One end of a fixed spring is pulled by an average force of 10 N through a distance of 5 cm, find the work done by the spring. find the work done by the spring. One end of a fixed spring is pulled by an average force of 10 N through a distance of 5 [...]
A body is thrown on a rough surface such that the friction force acting on it is linearly varying with the distance travelled by it as f = ax + b. Find the work done by the friction on the box
02
Oct
A body is thrown on a rough surface such that the friction force acting on it is linearly varying with the distance travelled by it as f = ax + b. Find the work done by the friction on the box A body is thrown on a rough surface such that the friction force acting [...]