Description : Cream gets separated out of milk when it is churned. This is due to– (1) gravitational force (2) centripetal force (3) centrifugal force (4) frictional force
Last Answer : (3) centrifugal force Explanation: During the churning of buttermilk, many particles of curd undergo rotatory motion: Then the particles with less weight experience more centripetal force and hence those particles ... force and so they are forced to the walls of the container away from the centre.
Description : Cream gets separated out of milk when it is churned. This is due to (1) gravitational force (2) centripetal force (3) centrifugal force (4) frictional force
Last Answer : centrifugal force
Description : When the milk is churned vigorously the cream from it is separated out due to (3) Centripetal force (2) Gravitational force (3) Frictional force (4) Centrifugal force
Last Answer : Centrifugal force
Description : When the milk is churned vigorously the cream from it is separated out clue to – (1) Centripetal force (2) Gravitational force (3) Frictional force (4) Centrifugal force
Last Answer : (4) Centrifugal force Explanation: The separation of cream from milk is based on the fact that when liquids of different specific gravity revolve around the same centre at the same distance with the ... the lighter one. Milk consists of two liquids of different specific gravity: fat and milk serum.
Description : When milk is churned, the cream separates from it due to: (1) Frictional force (2) Centrifugal force (3) Gravitational force (4) Viscous forces
Description : When milk is churned, the cream separates from it clue to: (1) Frictional force (2) Centrifugal force (3) Gravitation al force (4) Viscous forces
Last Answer : (2) Centrifugal force Explanation: The extraction of cream happens because of the work of centrifugal force which works outward. The separation of cream from milk is based on the fact that when liquids ... . Milk can be regarded as two liquids of different specific gravities, the serum and the fat.
Description : Fat can be separated from milk in a cream separator because of _______. (1) cohesive force (2) gravitational force (3) centripetal force (4) centrifugal force
Last Answer : (4) centrifugal force Explanation: The centrifugal separator was invented in 1897. By the turn of the century it had altered the dairy industry by making centralized dairy processing possible for the first time.
Description : Fat can be separated from milk in a cream separator because of: (1) Cohesive force (2) Gravitational force (3) Centripetal force (4) Centrifugal force
Description : Cream gets separated out from milk when it is churned. This is due to–
Last Answer : Centrifugal Force
Description : Cream gets separated from milk when it is churned because of?
Description : When milk is churned, how does the cream separate from it? -General Knowledge
Last Answer : The answer is 'Due to the centrifugal force'
Last Answer : When milk is churned, the cream is separated from it due to centrifugal force because this force acts outwards in the direction of line joining centre to the locus. Due to outward force the heavier particles in milk experiences more force than the lighter particle.
Description : When milk is churned, how does the cream separate from it?
Last Answer : – Due to the centrifugal force
Last Answer : Due to the centrifugal force
Description : Shan bought 30 liters of milk at the rate of Rs.8 per liter. He got it churned after spending Rs.10 and 5kg of cream and 30 liter of toned milk were obtained. If he sold the cream at Rs.30 per kg and toned milk at Rs.4 per liter, his profit in the transaction is: A. 20% B. 8% C. 30% D. 40%
Last Answer : Answer – B .8% Explanation: CP =Rs.(30 x 8 + 10) = Rs.250 SP = Rs. (30 x 5 + 30 x 4) = Rs.270 Gain% = (20/250 x 100)% = 8%
Description : 1. Which cytoplasmic organelles are treated as prokaryotic cells within the eukaryotic cells? 2. What is the minimum age for election/appointment as member of the Rajya Sabha ? 3. When milk is churned ... the earth's surface? 20. During which movement was Mahatma' added before Gandhiji's name?
Last Answer : Answer : 1. Glyoxysomes 2. 30 years 3. Due to the centrifugal force 4. North-western 5. Portuguese 6. 1969 7. Mercury vapour 8. Clawed wings, teeth on jaw, tail 9. Katabatic ... . Southern Blotting 17. Nitrogen fixing bacteria 18. Mrs. Sarojini Naidu 19. Marine Ecosystem 20. Champaran satyagraha
Description : By which force can fat be separated from milk in a cream separator?
Description : A satellite orbits around the earth due to a.Celestial force b.Gravitational force c.Centrifugal force d.Centripetal force e.All of the above
Last Answer : c. Centrifugal force
Description : Railway tracks are banked on curves so that (a) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (b) Frictional force can be avoided between the tracks ... of the weight of the train (d) The train may not fly off in the opposite direction
Last Answer : Ans:(c)
Description : Railway tracks are banked on curves so that - (1) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (2) No frictional force may be produced between the ... the horizontal component of the weight of the train (4) The train may not fall down inwards
Last Answer : (3) Necessary centripetal force may be obtained from the horizontal component of the weight of the train
Description : Railway tracks are banked on curves so that (1) Necessary centrifugal force may be obtained from the horizontal component of the weight of the train (2) No frictional force may be produced between the ... the horizontal component of the weight of the train (4) The train may not fall down inwards
Last Answer : Necessary centripetal force may be obtained from the horizontal component of the weight of the train
Description : The force which makes a vehicle to stop when break is applied is called – (1) gravitational force (2) vanderwalls force (3) frictional force (4) covalent force
Last Answer : (3) frictional force Explanation: A brake is a mechanical device that inhibits motion by absorbing energy from a moving system. It is used for slowing or stopping a moving vehicle, wheel, axle, or ... When the brakes are applied, work is done by the friction force between the brakes and the wheels.
Description : Which of the following forces is nonconservative? w) gravitational force x) electrostatic force y) sliding frictional force z) restorative force of a spring
Last Answer : ANSWER: Y -- SLIDING FRICTIONAL FORCE
Description : The force which makes a vehicle to stop when break is applied is called (1) gravitational force (2) vanderwalls force (3) frictional force (4) covalant force
Last Answer : frictional force
Description : A ball rolling along the ground, gradually slows and finally stops due to _______force. a) muscular b)frictional c)gravitational d)magnetic
Last Answer : b)frictional
Description : What type of force acts on a car moving around a curve? (1) Centrifugal force (2) Cohesive force (3) Centripetal force (4) Gravitational force
Last Answer : (3) Centripetal force Explanation: Any object moving in a circle (or along a circular path) experiences a centripetal force. It is this physical force that pushes or pulls the object towards ... acting upon the turned wheels of the car provides centripetal force required for circular motion.
Description : When a running car stops suddenly, the passengers tends to lean forward because of: (1) centrifugal force (2) inertia of rest (3) inertia of motion (4) gravitational force
Last Answer : (3) inertia of motion Explanation: When a running car stops suddenly, the passengers tend to lean forward due to inertia of motion. Inertia is that property of a body due to which it resists a change in its state of rest or of uniform motion.
Description : A satellite stay in orbit because the following two factors are balanced A. Satellite weight and speed B. Gravitational force and centrifugal force C. Centripetal force and speed D. Satellite weight and the pull of the moon and sun
Last Answer : B. Gravitational force and centrifugal force
Description : At the fairground, the force that balances out our weight isA. centripetal force B. centrifugal force C. friction D. gravitational force
Last Answer : friction
Description : In order to keep a body moving in a circle, there exists a force on it that is directed toward the center of the circle. This force is known asA. Centrifugal force B. Centripetal force C. Gravitational Force D. magnetic force
Last Answer : Centripetal force
Description : Operating principle of cyclone separator is based on the action of __________ dust particles. (A) Diffusion of (B) Centrifugal force on (C) Gravitational force on (D) Electrostatic force on
Last Answer : (B) Centrifugal force on
Last Answer : inertia of motion
Description : Fat can be separated from milk in a cream separator because of
Description : Where the density difference of the two liquid phase to be separated is very small (as in milk cream separator), the most suitable separator is a (A) Disc bowl centrifuge (B) Sharpies super-centrifuge (C) Batch basket centrifuge
Last Answer : (A) Disc bowl centrifuge
Description : Good design of the casing of a centrifugal pump aims at minimising the (A) Cavitation (B) Frictional losses (C) Kinetic energy loss (D) Static head
Last Answer : Option C
Description : The principle of conservation of energy cannot be applied in case of a.Flow of water in a pipe b.A particle moving in gravitational field c.Frictional movement of a particle over a surface d.Frictionless movement of a principle over a surface e.Simple pendulum
Last Answer : c. Frictional movement of a particle over a surface
Description : Which of the following statement is false? a.The potential energy of a particle has the form Ep = k2x. The force acting on the particle is constant (k is a constant) b.The linear velocity of ... zag path while ascending a steep hill e.The density of milk decreases when cream is taken out of milk
Last Answer : e. The density of milk decreases when cream is taken out of milk
Description : Railway tracks are banked on curves so that : (1) the train may not fall down inwards. (2) the weight of the train may be reduced. (3) necessary centripetal force may be obtained from the ... normal reaction due to track. (4) no frictional force may be produced between the wheels and the track.
Last Answer : (3) necessary centripetal force may be obtained from the horizontal component of the normal reaction due to track. Explanation: A vehicle moving at a fast speed on a straight rail/ road has ... it experiences an additional force, termed as centripetal force, acting towards the centre of the circle.
Description : Forces acting on a particle settling in fluid are __________ forces. (A) Gravitational & buoyant (B) Centrifugal & drag (C) Gravitational or centrifugal buoyant drag (D) External, drag & viscous
Last Answer : (C) Gravitational or centrifugal buoyant drag
Description : The force that helps to separate cream from milk is?
Description : The tail of a comet always points away from the sun due to (a) force of repulsion (b) centrifugal force (c) solar radiation and solar wind (d) an unknown reason
Description : The oil in the wick of an oil lamp rises up due to (a) Pressure difference (b) Capillary action (c) Low viscosity of oil (d) Gravitational force
Last Answer : Ans:(b)
Description : Surface tension in a liquid is due to : (1) Adhesive force between molecules (2) Cohesive force between molecules (3) Gravitational force between molecules (4) Electrical force between molecules
Last Answer : (2) Cohesive force between molecules Explanation: Surface tension is a contractive tendency of the surface of a liquid that allows it to resist an external force. This property is caused by cohesion of similar molecules, and is responsible for many of the behaviors of liquids.
Description : A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of (1) gravitational force between train and man. (2) illusion of the man (3) the centripetal force (4) pressure difference due to fast moving air in between
Last Answer : (4) pressure difference due to fast moving air in between Explanation: When a fast-moving train passes a man standing on the platform at rest, the air between train and person also moves with ... higher pressure, and being behind the man standing close will tend to push him toward the train.
Description : The oil in the wick of an oil lamp rises up due to: (1) capillary action (2) low viscosity of oil (3) gravitational force (4) pressure difference
Last Answer : (1) capillary action Explanation: The oil in the wick of an oil lamp rises up due to capillary action.
Description : A falling drop of rain water ac-quires the spherical shape due to – (1) Viscosity (2) Surface Tension (3) Atmospheric pressure (4) Gravitational force
Last Answer : (2) Surface Tension Explanation: Raindrops start out as round high in the atmosphere as water collects on dust and smoke particles in clouds. But as raindrops fall, they lose their rounded ... the molecules stick together. The cause is the weak hydrogen bonds that occur between water molecules.
Description : The weight of a body is due to (A) Centripetal force of earth (B) Gravitational pull exerted by the earth (C) Forces experienced by body in atmosphere (D) Gravitational force of attraction towards the centre of the earth
Last Answer : (D) Gravitational force of attraction towards the centre of the earth