Flame Institute
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Jul 7, 2022
(a)Â Â At high temperature and low pressure (b)Â Â At low temperature and high pressure (c)Â Â At normal temperature and pressure...
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Jul 7, 2022
(a)Â Inelastic rigid sphere (b)Â Â Perfectly elastic non-rigid sphere (c)Â Â Perfectly elastic rigid sphere (d)Â Â Inelastic non-rigid sphere Answer-c
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Jun 7, 2022
(a) l decreases and h increases (b)Â l increases and h decreases (c)Â Â Both l and h increase (d)Â Both...
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Jun 7, 2022
(a)Â Â Curve A (b)Â Curve B (c)Â Â Curve C (d)Â Curve D Answer-b
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Jun 7, 2022
(a)  The water in the tube rises to height v2 /2g (b) The water in the tube rises to height ...
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Jun 7, 2022
vA and vB , and pressure PA and PB at points A and B respectively (a) vA = vB (b)...
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Jun 7, 2022
into 106 droplets is (Surface tension of water= 72 x 10-3 J/m2 (a) 9.58 x 10-5 j (b) 8.95 x...
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Jun 7, 2022
(a)Â (i) B (ii) D (b)Â Â (i) C (ii) D (c)Â Â (i) B (ii) C (d)Â Â (i) B (ii) A...
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Jun 7, 2022
the diameter of capillary tube (Surface tension of water = 7.2 ×10–2 N/m) (a) 9.6×10–4 m (b) 9.6×10–3 m (c) ...
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Jun 3, 2022
(a)Â Surface tension of the liquid (b)Â Density of liquid (c)Â Â Viscosity of liquid (d)Â Temperature of air only Ans....
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Jun 3, 2022
(a)Â Surface tension of the liquid (b)Â Density of liquid (c)Â Â Viscosity of liquid (d)Â Temperature of air only Ans....
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Jun 3, 2022
The position of a particle is given by : →r = (^i+2^j-^k) and momentum →p =(3^i+4^j-2^k)  . The angular momentum...
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Jun 1, 2022
a. As a filler b. To increases leathering c. To prevent rapid drying d. To make soap granules Ans. c...
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May 28, 2022
(a)Â Drosera and Rafflesia (b)Â Nepenthes and bladder wart (c)Â Â Dionaea and Viscum (d)Â Venus fly trap and Rafflesia Answer:...
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May 26, 2022
(a)Â Â Â Â Â mgRÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (b)Â ...
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May 23, 2022
A flywheel of moment of inertia 0.32 kg–m2 is rotated steadily 120 rad/s at by a 50 w electric motor....
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May 23, 2022
A metal bar of length L and area of cross-section A is clamped between two rigid supports. For the material...
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May 23, 2022
The escape velocity from earth is ves. A body is projected with velocity 2 ves with what constant velocity will it...
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May 23, 2022
30. Increase in length of a wire is 1 mm when suspended by a weight. If the same weight is...
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May 23, 2022
25. The spring balance does not read properly after its long use, because (a)Â The elasticity of spring increases (b)Â ...
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May 23, 2022
The Young’s modulus of a rubber string 8 cm long and density 1.5 kg/m3 is 5×108 N/m2 , is suspended on...
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May 23, 2022
(a)Â Â Â Â Â It will continue to move with velocity v along the original orbit of spacecraft (b)Â It will move with...
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May 21, 2022
(a)Â Â Â Â Â 100%Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (b)Â 41.4% (c)Â Â 50%Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ...
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May 21, 2022
(a)Â Oogamy (b)Â Anisogamy (c)Â Â Isogamy (d)Â Isogamy and oogamy both Ans. c
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May 21, 2022
(a)Â Â 1 kg m2 (b)Â 0.1 kg m2 (c)Â Â 2 kg m2 (d)Â 0.2 kg m2 Ans. b
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May 21, 2022
(a)Â Â Â Â Â It is a freely falling body (b)Â It suffers no acceleration (c)Â Â It is moving with a constant speed...
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May 21, 2022
(a)Â L = 500 cm, d = 0.05 mm (b)Â Â L = 200 cm, d = 0.02 mm (c)Â Â L...
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May 19, 2022
(a)Â Â A cylinder of same mass but of smaller radius (b)Â A cylinder of same mass but of larger radius...
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May 19, 2022
(a)Â Â 1/4 (GMm /R)Â Â Â Â Â Â Â Â (b) 1/6 ( (GMm /R) (c)Â Â 2/3 (GMm...
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May 19, 2022
a. Si – O – Si linkage b. O – Si – O linkage c. Si – C – linkage...
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May 19, 2022
24.To double the length of a iron wire having  area of cross-section 0.5 cm2, the required force will be  (Y=1012 dyne/cm2)...
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May 19, 2022
a. Polymers b. Copolymer c. Addition d. Condensation polymer Ans. b
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May 19, 2022
(a)     Half                   ...
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May 19, 2022
(a)Â Â Â Â Â Equal to that on AÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (b)Â Four times that on A (c)Â Â Two times that on AÂ Â Â ...
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May 19, 2022
(a)Â Â v/R (b)Â Continuously increasing (c)Â Â Dependent on mass (d)Â Independent of radius (R) Ans. a
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May 19, 2022
(a)Â Â 1/5 (b)Â Â 5/2 (c)Â Â 3/5 (d)Â Â 5/7 Ans. b
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May 19, 2022
(a)Â Â Â Â Â Â Â GM/R2Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (b)Â m0 (c)Â Â ...
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May 19, 2022
(a)Â Angular velocity and total energy (kinetic and potential) (b)Â Total angular momentum and total energy (c)Â Â ...
