In a step up transformer the turn ratio is 1 : 2. A Leclanche cell (emf = 1.5 V) is…
Physics · Class 12 · CBSE — Alternating Current
In a step up transformer the turn ratio is 1 : 2. A Leclanche cell (emf = 1.5 V) is connected across the primary. The voltage across the secondary is
- 3 V
- 1.5 V
- 0.75 V
- zero
Answer
(D) zero
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A series LCR circuit has R = 5 W , L = 40 mH and C = 1 m F, the bandwidth of the circuit is
- A series LCR circuit with R = 22 Ω, L = 1.5 H and C = 40 μF is connected to a variable frequency 220 V ac…
- An ac source is of 200 2 V, 50 Hz. The value of voltage after s from the start is
- The relation between an AC voltage source and time in SI units is V = 120 (100 t) (100 t) V. The value of…
- Which of the following assumptions has been used to obtain the relation v_ s v_ p = N_ s N_ p for a…
- An alternating supply of 220 V is applied across a circuit with resistance 22 Ω and impedance 44 Ω. The power…
- A 60 μF capacitor is connected to a 110 V (rms), 60 Hz ac supply. The rms value of current in the circuit is
- An ammeter connected in series in an ac circuit reads 10 A. The maximum value of current at any instant in…
More Alternating Current questions · Browse all practice questions