Physics-
General
Easy
Question
A square loop of side is converted into circular loop in . A uniform magnetic field of directed normal to the loop then the induced in the loop is
The correct answer is:
Related Questions to study
Physics-
A rectangular loop is being pulled at a constant speed , through a region of certain thickness , in which a uniform magnetic field is set up. The graph between position of the right hand edge of the loop and the induced emfwill be
A rectangular loop is being pulled at a constant speed , through a region of certain thickness , in which a uniform magnetic field is set up. The graph between position of the right hand edge of the loop and the induced emfwill be
Physics-General
Physics-General
Physics-
A metallic ring connected to a rod oscillates freely like a pendulum. If now a magnetic field is applied in horizontal direction so that the pendulum now swings through the field, the pendulum will
A metallic ring connected to a rod oscillates freely like a pendulum. If now a magnetic field is applied in horizontal direction so that the pendulum now swings through the field, the pendulum will
Physics-General
Physics-General
Physics-
In an ideal transformer the number of turns of primary and secondary coil is given as 100 and 300 respectively. If the power input is , the power output is
In an ideal transformer the number of turns of primary and secondary coil is given as 100 and 300 respectively. If the power input is , the power output is
Physics-General
Physics-
Two stones are projected with same velocity at an angle and . If and are greatest heights in the two paths, what is the relation between and ?
Two stones are projected with same velocity at an angle and . If and are greatest heights in the two paths, what is the relation between and ?
Physics-General
Physics-
A fighter plane enters inside the enemy territory, at time with velocity and moves horizontally with constant acceleration (see figure). An enemy tank at the border, spot the plane and fire shots at an angle with the horizontal and with velocity . At what altitude of the plane it can be hit by the shot?
A fighter plane enters inside the enemy territory, at time with velocity and moves horizontally with constant acceleration (see figure). An enemy tank at the border, spot the plane and fire shots at an angle with the horizontal and with velocity . At what altitude of the plane it can be hit by the shot?Physics-General
Physics-General
Physics-
A bullet is to be fired with a speed of to hit a target away on a level ground. If , the gun should be aimed
A bullet is to be fired with a speed of to hit a target away on a level ground. If , the gun should be aimed
Physics-General
Physics-
What is the numerical value of the vector
What is the numerical value of the vector
Physics-General
Physics-
Two forces, each of magnitude , have a resultant of the same magnitude . The angle between the two forces is
Two forces, each of magnitude , have a resultant of the same magnitude . The angle between the two forces is
Physics-General
Physics-
A ball is thrown up at an angle with the horizontal. Then the total change of momentum by the instant it returns to ground is
A ball is thrown up at an angle with the horizontal. Then the total change of momentum by the instant it returns to ground is
Physics-General
Physics-
A stone of mass is attached to a string long and is whirled in a horizontal circle. The maximum tension the string can withstand is The maximum velocity of revolution that can be given to the stone without breaking it, will be
A stone of mass is attached to a string long and is whirled in a horizontal circle. The maximum tension the string can withstand is The maximum velocity of revolution that can be given to the stone without breaking it, will be
Physics-General
Physics-
For an object thrown at to horizontal, the maximum height and horizontal range (R ) are related as
For an object thrown at to horizontal, the maximum height and horizontal range (R ) are related as
Physics-General
Physics-
The acceleration of a train travelling with speed of as it goes round a curve of radius , is
The acceleration of a train travelling with speed of as it goes round a curve of radius , is
Physics-General
Physics-
For a particle in uniform circular motion, thee acceleration at a point on the circle of radius R is (Here is measured from the x-axis)
For a particle in uniform circular motion, thee acceleration at a point on the circle of radius R is (Here is measured from the x-axis)
Physics-General
Physics-
Which of the following is the altitude-time graph for a projectile thrown horizontally from the top of the tower
Which of the following is the altitude-time graph for a projectile thrown horizontally from the top of the tower
Physics-General
Physics-
A force (where is a positive constant) acts on a particle moving in the plane. Starting from the origin, the particle is taken along the positive -axis to the point () and then parallel to the -axis to the . The total work done by the force on the particle is
A force (where is a positive constant) acts on a particle moving in the plane. Starting from the origin, the particle is taken along the positive -axis to the point () and then parallel to the -axis to the . The total work done by the force on the particle is
Physics-General