Electric Circuits Which of the followings is the expression for energy stored in a capacitor? C / v. (1 / 2) Cv2. C dv / dt. Cv. C / v. (1 / 2) Cv2. C dv / dt. Cv. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For the resonance circuit ω0 = 105, Q = 50, R = 400 Ω the value of C is 250 pF. 500 pF. 1000 pF. 125 pF. 250 pF. 500 pF. 1000 pF. 125 pF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called a cycle in case of AC operation ? When ac goes through a complete (+)ve to (-)ve, is called a cycle. When ac completes the (+)ve half, is called a cycle. Option A and C both. When an alternating quantity completes the (–)ve cycle, is called a cycle. When ac goes through a complete (+)ve to (-)ve, is called a cycle. When ac completes the (+)ve half, is called a cycle. Option A and C both. When an alternating quantity completes the (–)ve cycle, is called a cycle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire of resistance R has it length and cross - section both doubled. Its resistance will become 4R. 0.5R. 2R. R. 4R. 0.5R. 2R. R. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which variety of copper has the best mechanical strength ? Cast copper. Annealed copper. Hard drawn copper. Soft copper. Cast copper. Annealed copper. Hard drawn copper. Soft copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For occurrence of resonance which of the following elements are required? L C R Both 2 and 3 L C R Both 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS