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It is required to suspend a proton of charge q and mass m in an Electric field the strength of field must be -------- : E = mg/qv, E = q/ mg, E = mg/q, E = qvsin O/q
Two current carring conductors are placed parallel to each other then ----- : They attract each other for the same direction of current, They attract each other for the opposit
A coil has an inductance 5.0 H.if current through it changes at they rate of 5 ^S-1 the emf induced in the coil will be ---- : 2.5 V, 25 V, 1.0 V, 1 / 25 V
The energy equivalent of 1 U mass is ------ : 931 J, 9.31 J, 931 Mev, 9.31 meV
A charge q is placed stationary in a region where both the electric and magnetic fields are present the charge will experience : Electric Force, Magnetic Force, Both A and B, No Force at all
The compton shift "??" is equal to the Compton wavelength if the Scattered X-rays is observed at an angle 0 for ---------- : ? = 180 °, ? = 180 °, ? = 45 °, None Of These
Which phenomenon proves the particle nature of electromagnetic waves ? Diffraction, Polarization, Interference, Photoelectric effect
The emission of Alpha particle from 226/88 Ra result into the formation of new element AYZ in a reaction [ 226/88 Ra ? AYZ + a ] where AYZ stands for ------- : 230 / 88 Y, 224 /84 Y, 222 /86 Y, 226 /84 y
The Process of combining the low frequency Carrier waves is called : Wave transmission, Modulation, Resonance, Beats