1
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
If the binding energy per nucleon in $${}_3^7Li$$ and $${}_2^4He$$ nuclei are $$5.60$$ $$MeV$$ and $$7.06$$ $$MeV$$ respectively, then in the reaction $$$p + {}_3^7Li \to 2\,{}_2^4He$$$
energy of proton must be
A
$$28.24$$ $$MeV$$
B
$$17.28$$ $$MeV$$
C
$$1.46$$ $$MeV$$
D
$$39.2$$ $$MeV$$
2
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
The resistance of bulb filmanet is $$100\Omega $$ at a temperature of $${100^ \circ }C.$$ If its temperature coefficient of resistance be $$0.005$$ per $$^ \circ C$$, its resistance will become $$200\,\Omega $$ at a temperature of
A
$${300^ \circ }C$$
B
$${400^ \circ }C$$
C
$${500^ \circ }C$$
D
$${200^ \circ }C$$
3
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
If the terminal speed of a sphere of gold (density $$ = 19.5\,\,kg/{m^3}$$) is $$0.2$$ $$m/s$$ in a viscous liquid (density $$ = 1.5\,\,kg/{m^3}$$, find the terminal speed of a sphere of silver (density $$ = 10.5\,\,kg/{m^3}$$) of the same size in the same liquid
A
$$0.4$$ $$m/s$$
B
$$0.133$$ $$m/s$$
C
$$0.1$$ $$m/s$$
D
$$0.2$$ $$m/s$$
4
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
A wire elongates by $$l$$ $$mm$$ when a LOAD $$W$$ is hanged from it. If the wire goes over a pulley and two weights $$W$$ each are hung at the two ends, the elongation of the wire will be (in $$mm$$)
A
$$l$$
B
$$2l$$
C
zero
D
$$l/2$$
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