Current Electricity In the case of direct current Magnitude of current remains constant Magnitude and direction of current remains constant Magnitude and direction of current changes with time Magnitude of current changes with time Magnitude of current remains constant Magnitude and direction of current remains constant Magnitude and direction of current changes with time Magnitude of current changes with time ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of two wires is 25 Ω when connected in series and 6 Ω when joined in parallel. The resistance of each wire is 10 Ω, 15 Ω 20 Ω, 30 Ω 5 Ω, 10 Ω 10 Ω, 20 Ω 10 Ω, 15 Ω 20 Ω, 30 Ω 5 Ω, 10 Ω 10 Ω, 20 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For testing appliances, the wattage of test lamp should be Any value High Low Very low Any value High Low Very low ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other? 36 Q 18 Q 48 Q 64 Q 36 Q 18 Q 48 Q 64 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes 0.6 ohm 0.4 ohm 1.0 ohm 0.8 ohm 0.6 ohm 0.4 ohm 1.0 ohm 0.8 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Eureka has _______ temperature co-efficient of resistance. Negative Positive None of the listed here Almost zero Negative Positive None of the listed here Almost zero ANSWER DOWNLOAD EXAMIANS APP