They have the same physical propertiesThey have same chemical propertiesThey have different No. of protonsThey have the same No. Of neutrons
The first theory about the structure of an atom was introduced by
Neil Bohr Einstein Compton Rutherford
In case of reverse biasing, current is flown due to
Minority charge carriers Majority charge carriers Electrons Protons
The first superconductor was discovered in:
1831 1911 1921 1876
At high frequency, the current through a capacitor is
Small Infinity Zero Large
The emf induced by the motion of a conductor across a magnetic field is called:
Motional emf Rotational emf Induced emf All of above
Magnetic density at a point due to current carrying conductor can be determined by
Ampere’s Law Faraday’s Law lenz’s Law Newton’s Law
Specific resistance of materials depend upon
Length Area Density Temperature
Who introduced the concept of the electric field
Coulomb Newton Faraday Millikan