Electromagnetism MCQ Questions and Answers PDF Download eBook
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"In cathode ray oscilloscope, spots are formed on the screen having" Multiple Choice Questions (MCQ) on electromagnetism with choices cathode, anode, grid, and matrix for best two year degrees. Practice cathode ray oscilloscope quiz questions for jobs' assessment test and online courses to learn online certificate courses. Cathode Ray Oscilloscope Video
MCQs on Electromagnetism Quiz PDF Download eBooks
MCQ: In cathode ray oscilloscope, spots are formed on the screen having
- anode
- cathode
- grid
- matrix
C
MCQ: In a magnetic field of 2.50 × 10-3 T, if magnetic force is equal to proton's weight, then the proton moves with the speed of
- 3.09 × 10-5 m s-1
- 4.09 × 10-5 m s-1
- 2.09 × 10-5 m s-1
- 0.09 × 10-5 m s-1
B
MCQ: An electron moving at rate of 2 × 107 in uniform magnetic field of 1.10 × 10-3, the radius of its orbit will be
- 9.4 × 10-2m
- 9 × 10-2m
- 5.4 × 10-2m
- 1.4 × 10-2m
A
MCQ: Magnetic field outside a solenoid is
- zero
- strong
- infinite
- negligible
D
MCQ: In order to increase the range of ammeter, the value of shunt resistance Rs is
- increased
- decreased
- remain
- both a and b
B