1
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
A device that converts energy of combustion of fuels like hydrogen and methane, directly into electrical energy is known as
A
dynamo
B
Ni-Cd cell
C
fuel cell
D
electrolytic cell
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
The weight of silver (at. wt. = 108) displaced by a quantity of electricity which displaces 5600 mL of O2 at STP will be
A
5.4 g
B
10.8 g
C
54.0 g
D
108.0 g
3
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
When 0.1 mol MnO$$_4^{2 - }$$ is oxidised the quantity of electricity required to completely oxidise MnO$$_4^{2 - }$$ to MnO$$_4^ - $$ is
A
96500 C
B
2 $$ \times $$ 96500 C
C
9650 C
D
96.50 C
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
How many gram of cobalt metal will be deposited when a solution of cobalt (II) chloride is electrolyzed with a current of 10 amperes for 109 minutes (1 Faraday = 96,500 C; Atomic mass of Co = 59 u)
A
4.0
B
20.0
C
40.0
D
0.66
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Graduate Aptitude Test in Engineering
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CBSE
Class 12