Question

A 50 Hz, 1-phase transformer has a turn ratio of 6. The resistances are 0.9 ohm and 0.03 ohm and
reactances are 5 ohm and 0.13 ohm for high voltage and low voltage windings respectively. Find (i)
the voltage to be applied to the h.v. side to obtain full-load current of 200 A in the l.v. winding on
short circuit (ii) the power factor on short circuit.

Answer 1

Answer:

M/s. Sameer & Co. of Nagpur consigned 100 coolers costing Rs. 6,000 per

cooler to their agent, Chand & Co. Lakhani. The coolers were invoiced as

proforma Rs. 8,000 per cooler. The agent sold 40 coolers at Rs. 8,000 per

cooler for cash and 40 coolers at Rs. 8,200 per cooler on credit. M/s. Sameer

& Co. paid freight and carriage Rs. 5,000 and miscellaneous expenses Rs.

2,000.

They drew a bill on Chand & Co. at 3 months for Rs. 4,50,000 which was

duly accepted by the latter. The expenses incurred by the Chand & Co. were :

Carriage

Rs. 2,500

Octroi

Rs. 500

Storage

Rs. 1,090

Miscellaneous

Rs. 2,000

They were entitled to 5% commission and 2% credere commission on gross

sale proceeds. They sent their Account Sales to their principles showing as a

deduction from their commission and the various expenses incurred by them.

A month later Chand & Co. remitted the amount due on consignment.

Prepare :

(1) Consignment A/c and Chand & Co. A/c in the books of Sameer Co.

(2) M/s. Sameer A/c in the books of Chand Co