A transformer is having 2100 turns in primary and 4200 turns is secondary. An ac source of 120 V, 10 A is connected to its primary. The secondary volt

Question

A transformer is having 2100 turns in primary and 4200 turns is secondary. An ac source of 120 V, 10 A is connected to its primary. The secondary volt

A transformer is having 2100 turns in primary and 4200 turns is secondary. An ac source of 120 V, 10 A is connected to its primary. The secondary voltage and current are
A. 240 V, 5A
B. 120 V, 10 A
C. 240 V, 10 A
D. 120 V, 20 A

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
`(e_(S))/(e_(P))=(n_(S))/(n_(P))`
`e_(S)=(4200)/(2100)xx120=240V`.
`I_(S)=(n_(P))/(n_(S))xxI_(P)=(2100xx10)/(4200)=5A`.

4 views Answered 2023-02-05 15:29