13 TO 19 DEC 2021 | WEEKLY CURRENT AFFAIRS | Gaurav Chaudhary Sir

UPSC/PCS 2020 CURRENT AFFAIR Part 13

CURRENT AFFAIR 2019-20 Q & A SESSION Part 13

A p-n-p transistor is used as common base amplifier as V_(eb) =3V . When its emitter current changes from 13.4 mA to 20.14 mA its collector current changes from 13.4 mA to 19.9 mA. Its current gain will be

The average age of a couple was 24 years. After their 1^(st) and 2^(nd) children (twins) were born, the average age of the family became 13.5 years. The average age of the family just after 3^(rd) child was born was. 13.2 years. The average age of the family afte 4^(rd) child was 16 years. The current average age of the family is 19 years. What is the current age of the twins children?

Journalise the following transactions: Dec. 01 Hema started business with cash 1,00,000 Dec. 02 Open a bank account with SBI 30,000 Dec. 04 Purchased goods from Ashu 20,000 Dec.06 Sold goods to Rahul for cash 15,000 Dec.10 Bought goods from Tara for cash 40,000 Dec.13 Sold goods to Suman 20,000 Dec.16 Received cheque from Suman 19,500 Discount allowed 500 Dec.20 Cheque given to Ashu on account 10,000 Dec.22 Rent paid by cheque 2,000 Dec.23 Deposited into bank 16,000 Dec.25 Machine purchased from Parigya 10,000 Dec.26 Trade expenses 2,000 Dec.28 Cheque issued to Parigya 10,000 Dec.29 Paid telephone expenses by cheque 1,200 Dec.31 Paid salary 4,500