For the following questions answer them individually
The angle of elevation of the top of a hill at the foot of the tower is $$60^\circ$$ and the angle of elevation of the top of the tower from the foot of the hill is $$30^\circ$$. If the tower is 50 m high, what is the height of the hill?
When was India's capital shifted from Calcutta to Delhi?
One of the roots of the equation $$x^2 - 4x + k = 0 is x = 3$$. The other root is:
The given symbol stands for a/an ......... in an electric circuit.
A fraction, when taken away from $$\frac{1}{3}$$ gives $$\frac{1}{12}$$ The fraction is:
As of February 2018, who is the Chief Minister of Kerala?
‘Car’ is related to ‘Garage’ in the same way as ‘Hen’ isrelated to ..........
Who is the author of the Indian English Novel ‘Sita: Warrior of Mithila’ published in 2017?
Consider the given statements as true and decide which of the given conclusions can definitely be drawn from the given statements.
Statement:
All studious students pass in exams. All studious students sleep well.
Conclusions:
1. All who sleep well are studious students.
2. All who pass in exams sleep well.
The speed of sound in air at $$0^\circ$$C is: