40) With the addition of impurities, the resistance of a semiconductor
Answer is:
Decreases
Related RRB JE Mechanical Question Paper 2014 (Set-2) with Answers
Answer is:
8/3 kg
Explanation:
1 kg of carbon requires 8/3 kg of oxygen for its complete combustion; therefore C kg of carbon will require C x 8/3 kg of oxygen which is equivalent to 2.66C kg of oxygen (considering up to two places of decimal).
Answer is:
940
Explanation:
As per the provisional results of Census 2011, total population of India is 1,21,01,93,422 which comprises of 62,37,24,248 males and 58,64,69,174 females with the sex ratio of 940 females per 1000 males.