Question

SUB: PHYSICS (OBJECTIVE BASED EXAM) (NEET) MARKS: 180
01. To protect sensitive instruments from outside electrical influence, the phenomenon used is
N 1) Electrostatic shielding
2) Electrostatic securing
3) Electrostatic protecting
4) Fringing
02. Dielectric strength of air is about
1) 3x10 v/m
2) 3x 10° / m
3) 3x10'v/m
4) 3x10 / m
03. . When a body is earth connected, electrons from the earth flow into the body. This means the body is
initially
1) Unchanged
2) Charged positively 3) Charged negatively 4) An insulator
04. The p.d.-V) between two points from C to B
N 1) does not depend on the path
2) depends on the path
3) zero at all cases
4) independent of electric field
05. The value of electric potential at any point due
to any electric dipole is k =
405,
рх
?
1) k. PX
ر
2 k.
3) k. P.
2)
4.
در 2 (
06. Choose the correct statement
1) A zero potential point is always a zero electric intensity point.
2) A zero electric intensity point is always a zero potential point
3) At a point of zero electric intensity electric potential may not be zero
4) All the above
1​

Answer 1

Answer:

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