Question
Who is credited with the discovery of the
'neutron'?Solution
James Chadwick discovered the neutron in 1932, identifying it as a neutral particle within the nucleus of an atom, a fundamental discovery in the field of nuclear physics.
Rohit is climbing on a 30 metres long rope, which is tied from the top of a vertical pole to the ground. Find the height of the pole if the angle made b...
A man 3 m tall is 23 m away from a tower 26 m high. Determine the angle of elevation of the top of the tower from the eye of the observer.
At a point 20 metres away from the base of a 20√3, metres high house, the angle of elevation of the top is
Now a chord of a circle is such that AB = 10 cm. If the diameter of the circle is 20 cm, then the angle subtended by the chord at the center is.
A tree of height 'h' meters is partially bent at a certain point above the ground, causing its top to touch the ground at a distance of 12 meters from i...
The distance between two parallel poles is 65√3 m. The angle of depression of the top of the second pole when seen from the top of first pole is 3...
A man 1.5 m tall is 22.5 m away from a tower 24 m high. Determine the angle of elevation of the top of the tower from the eye of the observer.
Two buildings are collinear with the base of a tower and are at a distance 9m and 16m from the base of the tower. The angles of elevation from these two...
A boat is being rowed away from a cliff 183 m high. From the top of the cliff, the angle of depression of the boat changes from 60° to 45° in 3 minute...
A tree stands tall with a height of 54 meters. From a point 'x' meters away from its base, the angle of elevation to the top of the tree is 60°. Determ...
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