WBJEE question paper

W.B. Joint Entrance- 2011 Mathematics Paper (English Version)
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pradipta pramanik Fri, 07/01/2011 - 11:24

WEST BENGAL JOINT ENTRANCE EXAMINATION,2011

MATHEMATICS

( English Version )

 

1.  4 boys and 2 girls occupy seats in a row at random. Then the probability that the two girls occupy seats side by side is

W.B Joint Entrance 2010 Physics and Chemistry Paper(English Version)

Submitted by pradipta pramanik on Sun, 03/27/2011 - 00:52
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1. Experimental investigations show that the intensity of solar radiation is maximum for a wavelength 480 nm in the visible region. Estimate the surface temperature of sun. Given Wein’s constant b = 2.88 × 10–3 mK.

(A) 4000 K   (B) 6000 K    (C) 8000 K    (D) 106 K

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