Question

cloth having an area of 165 m2 is shaped into the form of a conical tent of radius 5 m.

(i) How many students can sit in the tent if a student, on an average, occupies 5

7

m

2

on the

ground?

(ii) Find the volume of the cone.

Answer 1

If the equation of an electric current is I = 0.6 sub 100nt, the frequency of electric current is