Which of the following simple machines is a second class ...
Which of the following simple machines is a second class lever?
wheel barrow
crowbar
claw hammer
seesae
Correct answer is A
No explanation has been provided for this answer.
A metre rule is pivoted at its mid-point with a vertical force of 10N hanging from the distance 30cm...
Which of the following pairs of colours gives the widest separation in the spectrum of white light? ...
A point charge of magnitude 2μC is moved through a distance of 0.02 m against uniform field of inte...
A girl stand 80m away from a tall cliff and blows a whistle. If the speed of sound in air is 330ms-1...
Which of the following statements about a straight current-carrying wire placed in a uniform magneti...
When an atom is in the ground state, it is said to be ...
The diagram illustrates the velocity-time graph of a body. Calculate the distance covered by the bod...
An object falls freely from a height of 25m onto the roof a building 5m high. Calculate the velocity...
A positively charged rod X is brought near an uncharged metal sphere Y and is then touched by a fing...
Which of the diagrams above shows the position at which a small ball-bearing is in neutral equi...
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