In which figure the given figure is hidden?
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The volume of metallic cylindrical pipe of uniform thickness is 748 c.c. Its length is 14 cm and its external radius is 9 cm. The thickness of the pipe is
A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
80, 130, 190, 260, ?
Diamond does not conduct electricity, because
ABC is a right angled triangle with angle A = 90 deg. Then the value of cos2A+cos2B+cos2C is
What will be the quotient when 2143 is divided by 38?
A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
1,2,4,7,?,16
The phenomenon of change in direction of light when it passes from one medium to another is called