Which of the following statements correctly defines a volt?
(a) a volt is a joule per ampere.
(b) a volt is a joule per coulomb.
The volume of a right circular cone is $9856 cm^3$. If the diameter of the base is 28 cm. Find slant height of the cone?
Mr. Sharma is paid an hourly rate. One week he earned Rs.15750 by working 30 hours. If he works 35 hours next week, how much will he earn?
The temperature at the foot of a mountain is $+$ 8°C. It fell down by 10°C at the top of the mountain. The temperature recorded at the top is?
The sides of certain triangles are given below. Determine which of them are right triangles.
(i) $a\ =\ 7\ cm,\ b\ =\ 24\ cm$ and $c\ =\ 25\ cm$
If the sides of a triangle are 3 cm, 4 cm, and 6 cm long, determine whether the triangle is a right-angled triangle.