Weakest force in nature is
A) electric force
B) gravitational force
C) weak force
D) magnetic force
Correct Answer:
Verified
Q10: Moving a coil in and out of
Q11: Induced current in coil by a magnet
Q12: Strength of magnetic field is known as
A)flux
B)density
C)magnetic
Q13: Unit of luminous intensity is
A)m
B)kg
C)cd
D)mol
Q14: For a hydrogen atom the electrical force
Q16: Magnetic field can be produced by using
A)permanent
Q17: Whenever there is force on magnetic pole,
Q18: If the magnetic flux density and current
Q19: Unraveling an electromagnetic gives
A)stronger field
B)weaker field
C)moderate field
D)wider
Q20: Force per meter on two wires carrying
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