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JEE Main Test 6...

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  • Question 1
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    Eight chairs are numbered 1 to 8. Two women and three men wish to occupy one chair each. First the women choose the chairs from amongst the chairs marked 1 to 4 ; and then the men select the chairs from amongst the remaining. The number of possible arrangements is

  • Question 2
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    An iron sphere of mass 20 × 10-3 kg falls through a viscous liquid with terminal velocity 0.5 ms-1 . The terminal velocity (in ms-1) of another iron sphere of mass 54 × 10-2 kg is

  • Question 3
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    The number of triangles which can be formed by using the vertices of a regular polygon of (n + 3) sides is 220. Then, n is equal to

  • Question 4
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    A vessel contains oil (density 0.8 gcm-3) over mercury (density 13.6 gcm-3 ). A homogeneous sphere floats with half volume immersed in mercury and the other half in oil. The density of the material of the sphere in gcm-3 is

  • Question 5
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    The remainder left out when 82n – (62)2n+1 is divided by 9, is

  • Question 6
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    The temperature-entropy diagram of a reversible engine cycle is given in the figure. Its efficiency is

  • Question 7
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  • Question 8
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  • Question 9
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  • Question 10
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    A diatomic molecule has a dipole moment of 1.2 D. If its bond distance of 1.0 Å, what fraction of an electronic charge, e, exist on each atom

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