#1
11th July 2015, 09:38 AM
| |||
| |||
WBJEE Sample Papers Download
Will you please provide the West Bengal Joint Entrance Examinations (WBJEE) sample question paper so that I can get idea that what types of questions are asks in the exam ?
|
#2
11th July 2015, 02:24 PM
| |||
| |||
Re: WBJEE Sample Papers Download
Here I am providing the list of few questions of West Bengal Joint Entrance Examinations (WBJEE) sample question paper which you are looking for . 1. One Kg of copper is drawn into a wire of 1mm diameter and a wire of 2 mm diameter. The resistance of the two wires will be in the ratio (A) 2 : 1 (B) 1 : 2 (C) 16 : 1 (D) 4 : 1 2. An electrical cable having a resistance of 0.2 Ω delivers 10kw at 200V D.C. to a factory. What is the efficiency of transmission? (A) 65% (B) 75% (C) 85% (D) 95% 3. A wire of resistance 5 Ω is drawn out so that its new length is 3 times its original length.What is the reistance of the new wire? (A) 45 Ω (B) 15 Ω (C) 5/3 Ω (D) 5 Ω 4.Two identical cells each of emf E and internal resistance r are connected in parallel with an external resistance R. To get maximum power developed across R, the value of R is (A) R = r/2 (B) R = r (C) R = r/3 (D) R = 2r West Bengal Joint Entrance Examinations sample question paper For the question paper , here is the attachment |
Thread Tools | Search this Thread |
|