Mock MHT-CET 2020

Physics(50)+Chemistry(50)+Maths(100)=200 Marks
TIme : 3Hrs
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* Important Instructions:
1) The Physics Test is of 45 min duration.
2) The Test consist of 50 questions and the maximum marks are 50.
3) Each question is alloted 1(one mark) for each correct response.
1.The path length of oscillation of simple pendulum of length 1 metre is 16 cm. Its maximum velocity is ? (g = π² m/s2)
1 point
Clear selection
2. A transistor is used as a common emitter amplifier with a load resistance 2 KΩ. the input resistance is 150 Ω. Base current is changed by 20 μA which results in a change in collector current by 1.5 mA. The voltage gain of the amplifier is
1 point
Clear selection
3. A circular coil carrying current ‘I’ has radius ‘R’ and magnetic field at the centre is ‘B’. At what distancefrom the centre along the axis of the same coil, the magnetic field will be B/8 ?
1 point
Clear selection
4. An alternating voltage e = 200√2 sin(100 t) volt is connected to μF capacitor through a.c. ammeter.The reading of ammeter is
1 point
Clear selection
5. The angle made by incident ray of light with the reflecting surface is called
1 point
Clear selection
6. If numerical aperture of a microscope is increased then its
1 point
Clear selection
7. If Mz = magnetization of a paramagnetic sample, B = external magnetic field, T = absolute temperature, C = curie constant then according to Curie’s law in magnetism, the correct relation is
1 point
Clear selection
8. A metal wire of density ‘p’ floats on water surface horizontally. If it is NOT to sink in water then maximum radius of wire is proportional to (T = surface tension of water, g =gravitational acceleration)
1 point
Clear selection
9. For a particle performing linear S.H.M., its average speed over one oscillation is (a = amplitude of S.H.M., n = frequency of oscillation)
1 point
Clear selection
10 .A conducting wire has length ‘L1’ and diameter ‘d1’. After stretching the same wire length becomes ‘L2’ and diameter ‘d2’. The ratio of resistances before and after stretching is
1 point
Clear selection
11. In a capillary tube having area of cross-section ‘A’, water rises to a height ‘h’. If cross-sectional area isreduced to 'A'/9 , the rise of water in the capillary tube is
1 point
Clear selection
12. A string is vibrating in its fifth overtone between two rigid supports 2.4 m apart. The distance between successive node and antinode is
1 point
Clear selection
13.A square frame ABCD is formed by four identical rods each of mass ‘m’ and length ‘l’ This frame is in X-Y plane such that side AB coincides with X-axis and side AD along Y-axis. The moment of inertia of the frame about X-axis is
1 point
Clear selection
14. Magnetic susceptibility for a paramagnetic and diamagnetic materials is respectively
1 point
Clear selection
15. The moment of inertia of a ring about an axis passing through the centre and perpendicular to its plane is ‘I’. It is rotating with angular velocity ‘Ω’. Another identical ring is gently placed on it so that their centres coincide. If both the rings are rotating about the same axis then loss in kinetic energy is
1 point
Clear selection
16. In a photocell, frequency of incident radiation is increased by keeping other factors constant (V> V0), the stopping potential
1 point
Clear selection
17. The expression for electric field intensity at a point outside uniformly charged thin plane sheet is (d is the distance of point from plane sheet)
1 point
Clear selection
18. When source of sound moves towards a stationary observer, the wavelength of sound received by him
1 point
Clear selection
19. Heat energy is incident on the surface at the rate of 1000 J/min. If coefficient of absorption is 0.8 and coefficient of reflection is 0.1 then heat energy transmitted by the surface in 5 minutes is
1 point
Clear selection
20.Two metal wires ‘P’ and ‘Q’ of same length and material are stretched by same load. Their masses are in the ratio m1 : m2. The ratio of elongations of wire ‘P’ to that of ‘Q’ is
1 point
Clear selection
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