2021 CAIE AS & A level October November Physics Paper 12 Q N 21 (9702/12/O/N/21) by Sajit C Shakya

2021 CAIE AS & A level October November Physics Paper 12 Q N 21 (9702/12/O/N/21) by Sajit C Shakya

2021 CAIE AS & A level October November Physics Paper 12 Q. No. 21 (9702/12/O/N/21) by Sajit Chandra Shakya from Nepal Chapter - ELASTIC PROPERTIES OF MATTER 21 Three springs are arranged vertically as shown. Springs P and Q are identical and each has spring constant k. Spring R has spring constant 3k. What is the increase in the overall length of the arrangement when a force W is applied as shown?