Power Electronics Under normal operating condition voltage clamping device offers impedance of moderate value. high value. low value. zero value. moderate value. high value. low value. zero value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Typical range of thyristor turn OFF time is 3 - 10 µs. 3 - 50 µs. 3 - 100 µs. 3 - 500 µs. 3 - 10 µs. 3 - 50 µs. 3 - 100 µs. 3 - 500 µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of BJTs. MOSFETs. IGBTs. All of above. BJTs. MOSFETs. IGBTs. All of above. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the temperature increases, the inter-base resistance (RBB) of a UJT ___________. None of these Increases Decreases Remains the same None of these Increases Decreases Remains the same ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During gate recovery time charge carrier of J1 junction removed. charge carriers of J2 junction is swept out. charge carriers of J2 junction recombined. charge carriers of J3 junction is removed. charge carrier of J1 junction removed. charge carriers of J2 junction is swept out. charge carriers of J2 junction recombined. charge carriers of J3 junction is removed. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a large surge current of very short duration flows through a thyristor then which one of the following device will operate to protect the thyristor ? CB. Voltage clamping device. Snubber circuit. Fast acting current limiting device (FACL fuse). CB. Voltage clamping device. Snubber circuit. Fast acting current limiting device (FACL fuse). ANSWER DOWNLOAD EXAMIANS APP
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