King Israel

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King provided a contribution 2 years ago

Question 27 | Physics Past Questions

Power=workdone/time
Note:workdone=force×distance
Force=5000×10=50,000
Time=15×60seconds=900seconds
Power=(50000×60)/(15×60)s
Power=3333.33j/s

King provided a contribution 2 years ago

Question 4392 | Chemistry Past Questions

Hardness of water is caused by the presence of calcium and magnesium ions ....

King provided a contribution 2 years ago

Question 4391 | Chemistry Past Questions

Moles=5/86
Moles=0.0588
Molar conc.=moles/vol.
0.100=0.0588/vol
Vol=0.588litres