Falling drops of water become spheres due to the property of (A) Adhesion (B) Cohesion (C) Surface tension (D) Viscosity

Falling drops of water become spheres due to the property of
(A) Adhesion
(B) Cohesion
(C) Surface tension
(D) Viscosity
by

1 Answer

Answer :

Answer: Option C
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Related questions

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Last Answer : Answer: Option A

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Last Answer : Cohesion

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Last Answer : Answer: Option B

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On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because (a) Mercury is a metal (b) The density of mercury is greater than that of water (c) The cohesion of mercury is greater than its adhesion with glass (d) The cohesion of water is greater than its adhesion with glass

Description : On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because (a) Mercury is a metal (b) The density of mercury is greater ... is greater than its adhesion with glass (d) The cohesion of water is greater than its adhesion with glass

Last Answer : Ans:(c)

On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because (1) Mercury is a metal (2) Density of mercury is greater than that of water (3) Cohesion of mercury is greater than its adhesion with glass (4) Cohesion of water is greater than its adhesion with glass

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The rupture and fractionation do not usually occur in the water column in vessel/tracheids during the ascent of sap because of (a) weak gravitational pull (b) transpiration pull (c) lignified thick walls (d) cohesion and adhesion

Description : The rupture and fractionation do not usually occur in the water column in vessel/tracheids during the ascent of sap because of (a) weak gravitational pull (b) transpiration pull (c) lignified thick walls (d) cohesion and adhesion

Last Answer : (d) cohesion and adhesion.

On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because (1) Mercury is a metal (2) Density of mercury is greater than that of water (3) Cohesion of mercury is greater than its adhesion with glass (4) Cohesion of water is greater than its adhesion with glass

Description : On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because (1) Mercury is a metal (2) Density of mercury is greater than that ... is greater than its adhesion with glass (4) Cohesion of water is greater than its adhesion with glass

Last Answer : Cohesion of mercury is greater than its adhesion with glass

Cohesion and adhesion in the ascent of xylem sap. -Biology

Description : Cohesion and adhesion in the ascent of xylem sap. -Biology

Last Answer : answer:

The force that holds two particles of the different kind together is called as a) Adhesion c) Shear force b) Cohesion d) Compressive

Description : The force that holds two particles of the different kind together is called as a) Adhesion c) Shear force b) Cohesion d) Compressive

Last Answer : a) Adhesion

The force that holds two particles of the same kind together is called as a) Adhesion c) shear force b) cohesion d) compressive

Description : The force that holds two particles of the same kind together is called as a) Adhesion c) shear force b) cohesion d) compressive

Last Answer : b) cohesion

Water drops cannot stick to the oily surface due to – (1) lack of adhesive force (2) surface tension (3) cannot mix each other (4) water is lighter than oil

Description : Water drops cannot stick to the oily surface due to – (1) lack of adhesive force (2) surface tension (3) cannot mix each other (4) water is lighter than oil

Last Answer : (2) surface tension Explanation: The separation of oil and water is caused due to the difference in surface tension of the two liquids. The water molecules stick together tightly and does not mix ... to each other very strongly, forming an invisible "skin" of surface tension around each drop.

Water drops cannot stick to the oily surface due to (1) lack of adhesive force (2) surface tension (3) cannot mix each other (4) water is lighter than oil

Description : Water drops cannot stick to the oily surface due to (1) lack of adhesive force (2) surface tension (3) cannot mix each other (4) water is lighter than oil

Last Answer : surface tension

Which of the following is an undesirable property of a manometricliquid? (A) Non-sticky & non-corrosive nature (B) High vapour pressure (C) Low viscosity & surface tension (D) Low co-efficient of thermal expansion

Description : Which of the following is an undesirable property of a manometricliquid? (A) Non-sticky & non-corrosive nature (B) High vapour pressure (C) Low viscosity & surface tension (D) Low co-efficient of thermal expansion

Last Answer : (B) High vapour pressure

A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct? (1) Both the spheres will reach the ground simultaneously. (2) A will reach the ground first. (3) B will reach the ground first. (4) The question is incomplete because the masses of the spheres are not given.

Description : A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct? (1) Both the ... reach the ground first. (4) The question is incomplete because the masses of the spheres are not given.

Last Answer : (1) Both the spheres will reach the ground simultaneously. Explanation: If no air resistance is present, the rate of descent depends only on how far the object has fallen, no matter how heavy ... objects will reach the ground at the same time if they are dropped simultaneously from the same height.

A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ? (1) Both the spheres will reach the ground simultaneously. (2) A will reach the ground first. (3) B will reach the ground first. (4) The question is incomplete because the masses of the spheres are not given.

Description : A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ? (1) Both the ... reach the ground first. (4) The question is incomplete because the masses of the spheres are not given.

Last Answer : Both the spheres will reach the ground simultaneously.

The oil in the wick of lamp rises due to (1) Pressure difference (2) Pheonomenon of capillarity (3) Low viscosity of oil (4) Force of cohesion

Description : The oil in the wick of lamp rises due to (1) Pressure difference (2) Pheonomenon of capillarity (3) Low viscosity of oil (4) Force of cohesion

Last Answer : (2) Pheonomenon of capillarity Explanation: The oil in the wick of lamp rises due to phenomenon of capillarity. This phenomenon is called molecular property of matter.