Question
Select the number from among the given options that can
replace the question mark ‘?’ in the following series. 30, 34, 42, 58, ‘?’, 154Solution
30 + 4 = 34 34 + 8 = 42 42 + 16 = 58 58 + 32 = 90 90 + 64 = 154
Which of the following pair regarding sound is correct?
I. Loudness – depends on amplitude
II. Shrillness – depends on frequency
The pitch of a sound is primarily determined by which of the following?
An athlete can jump farther by running before jumping due to which type of inertia?
Which of the following is an example of longitudinal waves in a gas medium?
The current across the 3 ohm resistance in the given circuit is:
A 220 V, 100 W bulb is connected to a 110 V source. Calculate the power consumed by the bulb
The force of attraction between two masses is called —
A meter stick moves along its length with a certain speed. The apparent length of the moving meter stick as measured by a stationary observer on the gr...
Which of the following is the energy quantum of radiation?
The group velocity of matter waves associated with a moving particle is:
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