Heat is generated in the sun by-
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The Sun produces energy by the nuclear fusion of hydrogen into helium in its core. What that means is that, since there is a huge amount of hydrogen in the core, these atoms stick together and fuse into a helium atom. This energy is then radiated out from the core and moves across the solar system
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Two binary numbers 1000 and 1101 will have their sum total in the decimal form as (1) 18 (2) 21 (3) 19 (4) 22
Distortion caused on a telephone line by an adjacent telephone line is called (a) Cross link (b) Cross fire (c) Inductive disturbance (d) Transposition
The line demarcating the boundary between North and South Korea is called (1) 17th Parallel (2) Durand Line (3) 38th Parallel (4) Siegfried Line
Which of the following statements is wrong? (a) Ammeter must be connected in parallel (b) Ammeter must have low resistance (c) Voltmeter must be connected in parallel (d) Voltmeter must have high resistance
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Probability of getting a total of 8 in the rolling of 2 dice is (a) 5/36 (b) 1/6 (c) 1/3 (d) 7/12
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In order to move one unit of positive charge from one point to another on the same potential surface (1) Work is done through the charge (2) Work is done on the charge (3) No work is done (4) The work done is fixed
Which of the following is the correct sequence of agricultural practice? (a) Sowing, winnowing, weeding, manuring (b) Weeding, winnowing, sowing, manuring (c) Sowing, weeding, manuring, winnowing (d) Winnowing, sowing, weeding, manuring
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The Constitution (97th Amendment) Bill has been passed to reduced the size of the ministerial council to (a) 10% (b) 8% (c) 12% (d) 15%
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hai sir/madam can you please send rrb exam (mechanical engineer)technical previous question papers? where we get those previous question papers and material?
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