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BITSAT Mock 10
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Question 1
The frequency of incident light falling on a photosensitive metal plate is doubled, the kinetic energy of the emitted photoelectrons is
Question 2
Light of two different frequencies whose photons have energies 1eV and2.5eV,respectively,successively illuminate a metal whose work function is 0.5 eV. The ratio of the maximum speed of the emitted electrons will be
Question 3
Polarising angle for water is 53 °4'. If light is incident at this angle on the surface of water and reflected the angle of refraction is
Question 4
A fish, looking up through the water, sees the outside world contained in a circular horizon. If the refractive index of water is 4/3 and the fish is 12 cm below the surface of water, the radius of the circle in centimetre is
Question 5
A constant current of 30 A is passd through an aqueous solution of NaCl for a time of 1.00 h. What is the volume of Cl2 gas at STP produced ?
Question 6
What transition in the hydrogen spectrum would have the same wavelength as the Balmer transition, n = 4 to n = 2 of He+ spectrum?
Question 7
Which of the following ligands is teradentate?
Question 8
Mn2O7 dissolves in water to give an acid. The colour of the acid is
Question 9
The domain of the function is
Question 10
The solution of the differential equation , is
Question 11
The value of 2 tan-1 (cosec tan-1 x - tan cot-1 x) is
Question 12
The angle of depressions of the top and the foot of a chimney as seen from the top of a second chimney, which is 150 m high and standing on the same level as the first are θ and ϕ respectively, then the distance between their tops when tan θ = 4/3 and tan ϕ = 5/2 is
Question 13
If a, b and c are in AP, then determinant is
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Jul 3JEE & BITSAT