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a)Potential Energy -iii (Hydropower plant). (b) Chemical Energy -iv (Diesel generator). c) Kinetic Energy -ii (Wind turbine). d) Radiation Energy -i (Solar thermal).
A can complete a piece of work in 18 days. B can complete the same work in 72 days. While C is 33(1/3) more efficient than B. All three started workin...
'A' can complete a certain task in 60 days, while 'B' can do the same in 45 days. 'A' starts the task and works alone for 18 days, after which 'B' joins...
25 men can complete a piece of work in 13 days. One man starts the work and after every day one more man joins the work and this continues till the work...
‘M’ is 60% more efficient than ‘N’. ‘N’ started the work alone and worked for 16 days and after that ‘N’ is replaced by ‘M’. If the ...
P’s 3 days work is equal to Q’s 5 days work. If P and Q together can complete the work in 30 days then how much time Q will take to complete 75% of ...
A pipe can fill a tank in 14 hours, and B pipe can drain a tank in 21 hours. If a system of N pipes (fill pipes and drain pipes put together) can...
Ram can do a piece of work in 50 days. He alone worked at it for 20 days and then Lakshman completed alone the rest work in 30 days. In how many days, t...
'A' is 40% less productive compared to 'B', who is 25% more productive than 'C'. Together, they can finish a task in 45 days. After 'B' and 'C' have col...
G and H together take 18 days to complete a task. G alone takes 30 days. How long will H take to finish it alone?
50 men can complete a piece of work in 15 days. 10 men started the same work and worked for 10 days, and then joined by ‘x’ more men such that the r...