1. Impulse current generator output wave-form is a) damped oscillatory wave b) overdamped wave c) critically...

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1. Impulse current generator output wave-form is a) damped oscillatory wave b) overdamped wave c) critically damped wave d) can be damped waved or damped oscillatory wave 2. Sphere gap measurement is linear and valid for gap spacing less than or equal to a) radius of the sphere b) diameter of the sphere c) half the radius of sphere d) two times diameter of the sphere 3. Fault location in an HV cable is done by a) voltage withstand test b) partial discharge scanning tests c) life tests d) impulse testing 4. High voltage Schering bridge is used to measure a) dielectric power b) dielectric material efficiency c) dielectric power factor d) dielectric rated voltage 5. The statistical time-lag depends on the a) large variation of the gap b) irradiation level of the gap c) hydrostatic pressure and temperature d) dielectric constant 1. Impulse current generator output wave-form is a) damped oscillatory wave b) overdamped wave c) critically damped wave d) can be damped waved or damped oscillatory wave 2. Sphere gap measurement is linear and valid for gap spacing less than or equal to a) radius of the sphere b) diameter of the sphere c) half the radius of sphere d) two times diameter of the sphere 3. Fault location in an HV cable is done by a) voltage withstand test b) partial discharge scanning tests c) life tests d) impulse testing 4. High voltage Schering bridge is used to measure a) dielectric power b) dielectric material efficiency c) dielectric power factor d) dielectric rated voltage 5. The statistical time-lag depends on the a) large variation of the gap b) irradiation level of the gap c) hydrostatic pressure and temperature d) dielectric constant

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Answer 1 Impulse current output waveform providesunder damped oscillationbecause there are number of large capacitance are connected in parallelie cap... View the full answer