C-11-Q091mediumsingle_mcq
A 60 W bulb is lit for 5 hours daily over 30 days. Total energy used is —
A 60 W bulb is lit for 5 hours daily over 30 days. Total energy used is —
- a90 unit
- b9 unit
- c0.9 unit
- d900 unit
A 60 W bulb is lit for 5 hours daily over 30 days. Total energy used is —