EASY
12th CBSE
IMPORTANT
Earn 100

Two protons P and Q moving with the same speed enter magnetic fields B1 and B2 respectively at right angles to the field directions. If B2 is greater than B1 , for which of the protons P and Q, the circular path in the magnetic field will have a smaller radius ?

Important Questions on Magnetic Effect of Current

EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>VERY SHORT ANSWER CONCEPTUAL PROBLEMS>Q 29
A proton and an alpha particle of the same velocity enter in tum a region of uniform magnetic field, acting perpendicular to their direction of motion. Deduce the ratio of the radii of the circular paths described by the particles. 
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>VERY SHORT ANSWER CONCEPTUAL PROBLEMS>Q 30
An electron and a proton are moving along the same direction with the same kinetic energy. When they pass through a uniform magnetic field perpendicular to the direction of their motion, they describe paths of the same radius. Is this statement true or false ? 
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>VERY SHORT ANSWER CONCEPTUAL PROBLEMS>Q 31
Uniform electric and magnetic fields are produced pointing in the same direction. An electron is projected in the direction of the fields. What will be the
effect on the kinetic energy of the electron due to the two fields.
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>VERY SHORT ANSWER CONCEPTUAL PROBLEMS>Q 32
What will be the path of a charged particle moving in a region of crossed (or transverse) uniform electrostatic and magnetic fields with initial velocity zero ?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>VERY SHORT ANSWER CONCEPTUAL PROBLEMS>Q 33
Can we accelerate neutrons by a cyclotron ? Give reason
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>VERY SHORT ANSWER CONCEPTUAL PROBLEMS>Q 34
Why is a cyclotron not suitable for accelerating electrons?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>VERY SHORT ANSWER CONCEPTUAL PROBLEMS>Q 35
The frequency of revolution of a charged particle in a cyclotron does not depend on the speed of the particle. Why?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>VERY SHORT ANSWER CONCEPTUAL PROBLEMS>Q 36
What are the main functions of electric and magnetic fields in a cyclotron ?