Galvanizing is the process of coating
(a) Zinc with Copper
(b) Copper with Silver
(c) Silver with Gold
(d) Iron with Zinc
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Light year is a unit of (a) Time (b) Speed (c) Space (d) None of these
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To demonstrate the phenomena of interference, we require (1) Two sources which emit radiation of the same frequency (2) Two sources which emit radiation of nearly the same frequency (3) Two sources which emit radiation of the same frequency and have a definite phase relationship (4) Two sources which emit radiation of different wavelengths
Ozone layer is situated in the upper regions of (a) Troposphere (b) Stratosphere (c) Magnetosphere (d) Mesosphere
DEAR SIR,I GOT THE CALL LETTER FROM SOUTH LALLAGUDA,SECUNDERABD AS A ASST.LOCO PILOT SO PLEASE PROVIDE ME SOME MODEL QUESTION AND ANSWER PAPERS AND LAST YEAR QUESTION PAPERS
3 Answers GK companies, Indian Railways, RRB,
The total cost incurred on the production of a commodity is divided in cost of production materials, labour cost, cost of fixed items and profit in the ratio of 8 : 6 : 4 : 2. If the cost of production materials is Rs. 160, the cost of the commodity is (a) Rs. 480 (b) Rs. 440 (c) Rs. 400 (d) Rs. 360
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If a substance is a weak conductor due to the presence of free electrons, then what is it known as ? (a) Insulator (b) Resistor (c) Reactor (d) Capacitor
Rockets and jets work on the principle of (1) Newton?s first law (2) Newton?s third law (3) Newton?s second law (4) Pascal?s law
Lightning conductors are made of (1) Iron (2) Copper (3) Steel (4) Chromium