" 27.Evaluate "sin[(1)/(2)cos^(-1)(4)/(5)]

Find S.I on Rs 2000 at the rate of interest 4% for 2(1)/(2) years.

If the value of atmospheric pressure is 10^(6) dyne cm^(-2) , find its value in SI units.

The value of atmosphere pressure is 10^(6) dynes/ cm^(2) . Find the value in S.I. using dimensional analysis?

Find the S.I and amount if principal = Rs 5000, rate=10%, time = 2(1)/(2) years

The densty of a metallic substance is 7.2 g*cm^(-3) Find its density in SI unit.

Kamala borrowed Rs 26,400 from a Bank to buy a scooter at a rate of 15% p.a. compounded yearly.What amount will she pay at the end of 2 years and 4 months to clear the loan? (Hint: Find A for 2years with interest is compounded yearly and then find SI on the 2nd year amount for (4)/(12) years )

The structure and hybridisation of Si in Si(CH_(3))_(4) is