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Under the Constitution of India, the safety, welfare and health of workers employed in mines are the concern of the Central Government (Entry 55-Union List-Article 246). The objective is regulated by the Mines Act, 1952 and the Rules and Regulations framed there under. The Directorate-General of Mines Safety (DGMS), under the Union Ministry of Labour & Employment, administers these.
The surface tension of water on adding detergent to it –
When do spring tides occur?
Which of the following is the best conductor of electricity?
What type of lens is used to correct myopia (nearsightedness)?
Which of the following statement is correct?
I. Magnetite is a natural magnet
II. A freely suspended magnet always aligns in N-S direction
Which type of mirror is used in car headlights?
A stone thrown upward with a speed ’u’ from the top of the tower reaches the ground with a speed ‘3u’. The height of the tower is-
Ball pen functions on the principle of :
Which of the following pair regarding sound is correct?
I. Loudness – depends on amplitude
II. Shrillness – depends on frequency
X-rays are