A uniform electric field and a uniform magnetic field acting along the same direction in a certain region. If an electron is projected along the direction of the fields with a certain velocity, then.

It will turn towards left of direction of motion

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It will turn towards right to direction of motion

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Its velocity will increase

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Its velocity will decrease

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Solution

The correct option is D Its velocity will decrease
The magnetic field will not apply any force on the electron. On the other hand, the electric field will apply a force on the electron in opposite direction of the motion. As a result, the velocity of the electron will decrease.

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A uniform electric field and a uniform magnetic field acting along the same direction in a certain region. If an electron is projected along the direction of the fields with a certain velocity, then.

The correct option is D Its velocity will decreaseThe magnetic field will not apply any force on the electron. On the other hand, the electric field will apply a force on the electron in opposite direction of the motion. As a result, the velocity of the electron will decrease.

The correct option is D Its velocity will decrease
The magnetic field will not apply any force on the electron. On the other hand, the electric field will apply a force on the electron in opposite direction of the motion. As a result, the velocity of the electron will decrease.