1
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The magnetic field, of a given length of wire for single turn coil, at its centre is B, then its value for two turns coil for the same wire is

A
B/4
B
B/2
C
4B
D
2B
2
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

In which of the following case no force exerted by a magnetic field on a charge?

A
Moving with constant velocity
B
Moving in a circle
C
At rest
D
Moving along a curved path
3
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

A long thin hollow metallic cylinder of radius R has a current i ampere. The magnetic induction B away from the axis at a distance r from the axis varies as shown in

AP EAPCET 2021 - 19th August Morning Shift Physics - Moving Charges and Magnetism Question 29 English 1AP EAPCET 2021 - 19th August Morning Shift Physics - Moving Charges and Magnetism Question 29 English 2

A
(i)
B
(ii)
C
(iii)
D
(iv)
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