Electromagnetic Field Theory Electric field inside a hollow metallic charged sphere is none of above. decreasing towards centre. zero. increasing towards centre. none of above. decreasing towards centre. zero. increasing towards centre. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Parabolic and lens antenna used at High frequency Microwave frequency Low frequency Medium frequency High frequency Microwave frequency Low frequency Medium frequency ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field in a solenoid 10 cm long and 4 cm diameter wound with 2000 turns of wire carrying a current at 20 amp, is 12 joules. 15 joules. 24 joules. 30 joules. 12 joules. 15 joules. 24 joules. 30 joules. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory It was suggested by _____________ that the electric field should be imagined to be divided into tubes of force containing a fixed number of line of force Kelvin. all of above. Newton. Faraday. Kelvin. all of above. Newton. Faraday. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If E is the electric field intensity, then what is the value of divergence of (curl of E)? Null vector. | E |. E. Zero. Null vector. | E |. E. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The tubes of force within the magnetic material are known as none of them. lines of force. magnetic flux. tubes of indication. none of them. lines of force. magnetic flux. tubes of indication. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS