Question
Find out the set among the four sets which is like the
given set. (48, 64, 78)Solution
The correct answer is B
What is the weight of a 10 kg object on Earth? (Take g = 9.8 m/s²)
Match the following machines with their working principles:
(i) Electric motor - (a) Heat energy into mechanical energy
(ii) Steam engin...
What is the formula for density?
From the given options, the speed of sound is highest in which material?
Which law is violated if two bodies in mutual gravitational interaction exert unequal forces on each other?
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...
‘Lubb-dupp’ sound is produced due to the action of
An electron in a hydrogen atom de-excites from the 4th to the 2nd level. The wavelength of emitted photon falls in which series?
In an AC circuit, voltage and current are given by V = 200 sin(ωt) and I = 10 sin(ωt + π/3). What is the average power consumed?
An example of longitudinal waves (in a gas medium) is:
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