A power transformer (step up) with an `1:8` turns ratio has `60 Hz,120 V` across the primary, the load in the secondary is `10^(4) Omega`.The current

Question

A power transformer (step up) with an `1:8` turns ratio has `60 Hz,120 V` across the primary, the load in the secondary is `10^(4) Omega`.The current

A power transformer (step up) with an `1:8` turns ratio has `60 Hz,120 V` across the primary, the load in the secondary is `10^(4) Omega`.The current in the secondary is
A. `96 A`
B. `0.96 A`
C. `9.6 A`
D. `96 mA`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

Related Questions

In a step-down transformer having primary to secondary turn ratio 10:1, the input voltage applied is 250V and outout current is 10 A. Assuming 100% ef

2 Answers 5 Views

(i) The primary of a transformer has 400 turns while the secondary has 2000 turns. If the power output from the secondary at 1100 V is 12.1 kW, calcul

2 Answers 5 Views

A transfomer has 500 primary tunrs and 10 secondary turns. If the secondary has a resistive load respectively, are

2 Answers 5 Views

A step-down transformer has 50 turns on secondary and 1000 turns on primary winding. If a transformer is connected to 220 V, 1A C AC source, then what

2 Answers 5 Views

A transformer of 100 % efficiency has 200 turns in the primary and 40,000 turns in the secondary. It is connected to a 200 V a.c. mains and the second

2 Answers 5 Views

A transformer has 50 turns in the primary and 100 in the secondary. If the primary is connected to a `220 V DC` supply, what will be the voltage acros

2 Answers 6 Views

In a transformer ratio of secondary turns `(N_(2))` and primary turns `(N_(1))`,i.e. `N_(2)/N_(1)=4`.if the voltage applied in primary is `200 V,50 Hz

2 Answers 5 Views

If `y_(1)=max||z-omega|-|z-omega^(2)||`, where `|z|=2` and `y_(2)=max||z-omega|-|z-omega^(2)||`, where `|z|=(1)/(2)` and `omega` and `omega^(2)` are c

2 Answers 5 Views

2000V- 200V, 20kVA transformer has 66 turns in the secondary. Calculate the primary and secondary full-load current, neglect power losses in transform

2 Answers 10 Views

A transformer has 200 turns in primary coil and 600 turns in secondary coil. If a 220 V DC is applied across primary coil what will be the voltage acr

2 Answers 5 Views

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

Salim Ahmed Kawsar

Correct Answer - D
`V_(2)/V_(1)=N_(2)/N_(1)=8/1 rArrV_(2)=8xx120=960` volt `rArrI=960/10^(4)=96 mA`.

5 views Answered 2023-02-05 15:29