The miniature circuit breaker (MCB) with ____ trip characteristics trips instantaneously when the current flowing through it reaches between 10 to 20 times the rated current. Class D Class Z Class B Class C TRUE ANSWER : ? YOUR ANSWER : ?
If the velocity of wind is doubled then the power output will increase by 6 times reduced to half doubled increase by 8 times TRUE ANSWER : ? YOUR ANSWER : ?
A 200/400 V, 20 kVA, 2-winding transformer is connected as an auto-transformer to transform 600 V to 200 V. Calculate the kVA rating of the auto-transformer. 60 kVA 30 kVA 25 kVA 50 kVA TRUE ANSWER : ? YOUR ANSWER : ?
દ્રશ્ય' શબ્દનો વિરુદ્ધાર્થ શબ્દ આપેલો વિકલ્પોમાંથી કયો છે? દ્રષ્ટિ દ્રશ્યમાન અદ્રશ્ય દ્રષ્ટિવંત TRUE ANSWER : ? YOUR ANSWER : ?
If a cable of homogeneous insulation has maximum stress of 6 kV/mm, then the dielectric strength of insulation should be ____ 1.5 kV/mm 3 kV/mm 6 kv/mm 12 kV/mm TRUE ANSWER : ? YOUR ANSWER : ?
Name the application under MS Office software bundle, that we use to create audio- visual presentation. MS Power point MS Word MS Access MS Excel TRUE ANSWER : ? YOUR ANSWER : ?
A 3 pF capacitor is charged by a constant current of 2 pA for six seconds. The voltage across the capacitor at the end of charging will be 2 V 6 V 4 V 8 V TRUE ANSWER : ? YOUR ANSWER : ?
મેં મીઠાઈ બનાવી'. વાક્યને કેવળ ક્રિયાપદની પ્રેરક રચના કઈ છે? મેં મીઠાઈ બનાવી લીધી. હું મીઠાઈ બનાવવા લાગી. મેં મીઠાઈ બનાવડાવી. મીઠાઈ તો હું જ બનવું ને! TRUE ANSWER : ? YOUR ANSWER : ?
A single phase full converter bridge, connected to 230 V, 50 Hz source is feeding a load R =10 Ω in series with a large inductance that makes the load current ripple free. For a firing angle of 450, calculate the rectification efficiency. 63.66% 28.33% 50.55% 76.66% TRUE ANSWER : ? YOUR ANSWER : ?