Question
Select a suitable figure from the answer figures that
would replace the question mark (?) from question figure.Solution
The outer most element reduces its side and inverted. The middle element moves 90 degree anti – clock wise and moves to outer side and the inner one moves to middle position at 45 degree anti clock wise.
A body is projected upwards with an initial velocity u . At the highest point, what is its acceleration? Â
A capacitor of 4 µF is charged to 100 V. It is then connected across an uncharged 2 µF capacitor. Final common voltage is:
A particle moving in a straight line with uniform acceleration covers distances 5 m, 9 m, and 13 m in the 1st, 2nd, and 3rd second of motion respectivel...
In streamline flow through a horizontal pipe, at one point the cross-sectional area is 4 cm² and velocity is 8 m/s. If at another point the cross-secti...
A boy is standing in front of a plane mirror at a distance of 3 m from it. What is the distance between the boy and his image?
Ultra violet radiations of the Sun do not reach the earth because, earth's atmosphere is surrounded by –
The frequency of ultrasonic waves is:
What is the unit of power in an electrical circuit? Â
The charge of an electron is approximately:
Which of the following materials exhibits piezoelectric effect?
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