Physics One billionth of a second is called Nanosecond Millisecond Microsecond Picoseconds Nanosecond Millisecond Microsecond Picoseconds ANSWER DOWNLOAD EXAMIANS APP
Physics After long periods of use, a grey spot develops on the inside of a bulb. This is because The heat of the bulb scorches the glass at the top Dust inside the bulb condenses on the top Glass undergoes a change due to the heat The tungsten filament evaporates and collects there The heat of the bulb scorches the glass at the top Dust inside the bulb condenses on the top Glass undergoes a change due to the heat The tungsten filament evaporates and collects there ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension of Planck constant equals to that of Momentum Power Energy Angular momentum Momentum Power Energy Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel? 36 12 50 24 36 12 50 24 ANSWER DOWNLOAD EXAMIANS APP
Physics Find the resistance (in mega) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200m. 4000 2000 40 80 4000 2000 40 80 ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator, the cooling system should always be At the bottom Can be anywhere At the middle At the top At the bottom Can be anywhere At the middle At the top ANSWER DOWNLOAD EXAMIANS APP