Question
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? In each of the following questions a number is missing. Find this missing number from the following alternatives.Solution
The series is :- x3+1, x4-1, x5+1, x6-1, x7+1, …
Ultrasonic waves, propagating through a medium, can be detected by:
A body is projected vertically upwards with a velocity of 98 m/s. The time interval during which it is at a height greater than 392 m is:
(Take g...Which of the following is a characteristic of sound waves?
As we go from Equator to North pole the value of ‘S; the acceleration due to gravity
The distance- time graph for a body moving at uniform speed is?
Which of the following is NOT a conductor of electricity?
For a cell terminal potential difference is 3.5 V when circuit is open and reduces to 2.5 V when cell is connected to a resistance of R = 10Ω then...
Which of the following vitamins are called fat-soluble vitamins?
A tuning fork of frequency 440 Hz resonates with a pipe closed at one end, vibrating in its second overtone . If the speed of sound in air is 330 m/s, w...
Which Bohr postulate explains the stability of the hydrogen atom?
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