Is it true snow increases the friction between your shoes on the ground?

Is it true snow increases the friction between your shoes on the ground?
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The skidding of vehicle on snow is because of very little _______. a) pull b)friction c)push d)none

Description : The skidding of vehicle on snow is because of very little _______. a) pull b)friction c)push d)none

Last Answer : b)friction

A block P released from the top of a smooth inclined plane slides down the plane. Another block Q is dropped from the same point and falls vertically downwards. Which one of the following statements will be true if the friction offered by air is negligible? (a) Both blocks will reach the ground at the same time (b) Block P will reach the ground earlier than block Q (c) Both blocks will reach the ground with the same speed (d) Block Q will reach the ground with a higher speed than block P

Description : A block P released from the top of a smooth inclined plane slides down the plane. Another block Q is dropped from the same point and falls vertically downwards. Which one of the following statements will be ... with the same speed (d) Block Q will reach the ground with a higher speed than block P

Last Answer : Ans:(c)

A man wished to move a block of size 3 m x 3 m weighing 80 kg. The coefficient of friction between the block and the ground is 0.27. Which of the following methods should be used? a.Slide along the ground by pushing b.Ask for cranes c.Pull it d.Tip it over e.Lift it bodily

Description : A man wished to move a block of size 3 m x 3 m weighing 80 kg. The coefficient of friction between the block and the ground is 0.27. Which of the following methods should be used? a.Slide along the ground by pushing b.Ask for cranes c.Pull it d.Tip it over e.Lift it bodily

Last Answer : d. Tip it over

Ball bearings are used in cycles, scooters etc. to _____. A. Reduce the friction between the wheel and the axle B. Increase the friction between the wheel and the axle C. Reduce the friction between ground and the wheel D. None of these

Description : Ball bearings are used in cycles, scooters etc. to _____. A. Reduce the friction between the wheel and the axle B. Increase the friction between the wheel and the axle C. Reduce the friction between ground and the wheel D. None of these

Last Answer : ANSWER: A

On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be (A) Downwards at its upper end (B) Upwards at its upper end (C) Perpendicular to the wall at its upper end (D) Zero at its upper end

Description : On the ladder resting on the ground and leaning against a smooth vertical wall, the force of  friction will be  (A) Downwards at its upper end  (B) Upwards at its upper end  (C) Perpendicular to the wall at its upper end  (D) Zero at its upper end 

Last Answer : (D) Zero at its upper end 

On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be (A) Towards the wall at its upper end (B) Away from the wall at its upper end (C) Upwards at its upper end (D) Downwards at its upper end

Description : On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be (A) Towards the wall at its upper end (B) Away from the wall at its upper end (C) Upwards at its upper end (D) Downwards at its upper end

Last Answer : (C) Upwards at its upper end

Negative skin friction (A) Is a downward drag acting on a pile due to downward movement of the surrounding compressible soil relative to the pile (B) Develops due to lowering of ground water (C) Both (a) and (b) (D) Neither (a) not (b)

Description : Negative skin friction (A) Is a downward drag acting on a pile due to downward movement of the surrounding compressible soil relative to the pile (B) Develops due to lowering of ground water (C) Both (a) and (b) (D) Neither (a) not (b)

Last Answer : Answer: Option C

On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be?

Description : On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be?

Last Answer : On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be zero at its upper end.

On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be?

Description : On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be?

Last Answer : On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be upwards at its upper end.

How much snow in feet or meters have you seen from one storm and how long did the snow stay on the ground?

Description : How much snow in feet or meters have you seen from one storm and how long did the snow stay on the ground?

Last Answer : answer:17 inches. First day of spring 1967! In the South, it doesn’t stay there long. I would move….not for me my friend.

How much snow has to be on the ground before you can safely jump out of a 2nd floor window?

Description : How much snow has to be on the ground before you can safely jump out of a 2nd floor window?

Last Answer : If there is enough snow on the ground to make it safe by cushioning your fall it will also have the unforeseen side effect of covering obstacles like that bird bath under the window. . OUCH! I know whereof I speak…don’t do it!

Is it cruel and unusual treatment to throw Milo outside for a few minutes when it is cold and the ground has 4"-6" snow?

Description : Is it cruel and unusual treatment to throw Milo outside for a few minutes when it is cold and the ground has 4"-6" snow?

Last Answer : Does Milo think it is?

Which animals are used to draw sledges over snow covered ground? -Geography

Description : Which animals are used to draw sledges over snow covered ground? -Geography

Last Answer : Dogs and Reindeers

the statement there was snow on the ground -General Knowledge

Description : the statement there was snow on the ground -General Knowledge

Last Answer : The statement 'There was snow on the ground, . . . and a large old-fashioned sleigh was seen to drive up to the door of the late Col. Ardinburgh' is an example of exterior narrative.

what is the moisture that condenses out of air and falls to the ground as rain snow sleet or hail we are experiencing

Description : what is the moisture that condenses out of air and falls to the ground as rain snow sleet or hail we are experiencing

Last Answer : Need Answer

What means the snow whispered as it fell to the ground during the early morning hours?

Description : What means the snow whispered as it fell to the ground during the early morning hours?

Last Answer : j

The illusion that the aircraft is taxiing too fast can be caused by: a. Snow and a tailwind b. Snow and a headwind c. Rain and a headwind d. An unaccustomed high distance of the cockpit from the ground

Description : The illusion that the aircraft is taxiing too fast can be caused by: a. Snow and a tailwind b. Snow and a headwind c. Rain and a headwind d. An unaccustomed high distance of the cockpit from the ground

Last Answer : c. Rain and a headwind

The illusion that the aircraft is taxiing too fast can be caused by: a. Snow and a tailwind b. Snow and a headwind c. Rain and a headwind d. An unaccustomed high distance of the cockpit from the ground

Description : The illusion that the aircraft is taxiing too fast can be caused by: a. Snow and a tailwind b. Snow and a headwind c. Rain and a headwind d. An unaccustomed high distance of the cockpit from the ground

Last Answer : c. Rain and a headwind

In an oil-lubricated journal bearing, coefficient of friction between the journal and the bearing. [IES-1995] (a) Remains constant at all speeds. (b) is minimum at zero speed and increases monotonically with increase in speed. (c) is maximum at zero speed and decreases monotonically with increase in speed. (d) becomes minimum at an optimum speed and then increases with further increase in speed.

Description : In an oil-lubricated journal bearing, coefficient of friction between the journal and the bearing. [IES-1995] (a) Remains constant at all speeds. (b) is minimum at zero speed and increases ... speed. (d) becomes minimum at an optimum speed and then increases with further increase in speed.

Last Answer : (d) becomes minimum at an optimum speed and then increases with further increase in speed.

In a journal bearings, the radius of the friction circle increases with the increase in- [IES-1997] (a) Load (b) Radius of the journal (c) Speed of the journal (d) Viscosity of the lubricant

Description : In a journal bearings, the radius of the friction circle increases with the increase in- [IES-1997] (a) Load (b) Radius of the journal (c) Speed of the journal (d) Viscosity of the lubricant

Last Answer : (b) Radius of the journal

Efficiency of the screw _______ with increase of coefficient of friction. a) decreases b) increases c) has no effect d) cannot be determined

Description : Efficiency of the screw _______ with increase of coefficient of friction. a) decreases b) increases c) has no effect d) cannot be determined

Last Answer : a) decreases

During ageing of fluid carrying pipes, the (A) Pipe becomes smoother with use (B) Friction factor increases linearly with time (C) Absolute roughness decreases with time (D) Absolute roughness increases linearly with time

Description : During ageing of fluid carrying pipes, the (A) Pipe becomes smoother with use (B) Friction factor increases linearly with time (C) Absolute roughness decreases with time (D) Absolute roughness increases linearly with time

Last Answer : (D) Absolute roughness increases linearly with time

For a given Reynolds number, in a hydraulically smooth pipe, further smoothening __________ the friction factor. (A) Brings about no further reduction of (B) Increases (C) Decreases (D) None of these

Description : For a given Reynolds number, in a hydraulically smooth pipe, further smoothening __________ the friction factor. (A) Brings about no further reduction of (B) Increases (C) Decreases (D) None of these

Last Answer : (A) Brings about no further reduction of

Select the incorrect statement. (A) Effective cohesion of a soil can never have a negative value. (B) Effective angle of internal friction for coarse grained soils is rarely below 30°. (C) Effective angle of internal friction for a soil increases as state of compactness increases. (D) Effective angle of internal friction is a complicated function of mineralogy and clay size content.

Description : Select the incorrect statement. (A) Effective cohesion of a soil can never have a negative value. (B) Effective angle of internal friction for coarse grained soils is rarely below 30°. (C ... (D) Effective angle of internal friction is a complicated function of mineralogy and clay size content.

Last Answer : Answer: Option A

Why are there jets in the midlatitudes in the upper troposphere? (a) Air is warmer in the tropics than the poles, resulting in a poleward pressure gradient that increases with increasing height. (b) Because air near the surface experiences the drag of surface friction, while air in the upper troposphere does not. (c) Due to variations in temperature between continents and ocean. (d) Due to the constant bending by the Coriolis force. (e) Both A and D are correct.

Description : Why are there jets in the midlatitudes in the upper troposphere? (a) Air is warmer in the tropics than the poles, resulting in a poleward pressure gradient that increases with increasing height. (b) Because ... d) Due to the constant bending by the Coriolis force. (e) Both A and D are correct.

Last Answer : (e) Both A and D are correct.

The atmospheric temperature during melting of ice/snow (in the atmosphere) (A) Decreases (B) Increases (C) Remain same (D) May increase or decrease; depends on the altitude where snow melts Answer

Description : The atmospheric temperature during melting of ice/snow (in the atmosphere) (A) Decreases (B) Increases (C) Remain same (D) May increase or decrease; depends on the altitude where snow melts Answer

Last Answer : A) Decreases

Which of the following statement(s) is/are true concerning the remodeling phase of wound healing? a. Total collagen content increases steadily through this phase b. The normal adult ratio of collagen is approximately 4:1 of type I to type III collagen. c. Eventually a scar will achieve the strength of unwounded skin d. The proteoglycans are responsible for the ground substance of the extracellular matrix

Description : Which of the following statement(s) is/are true concerning the remodeling phase of wound healing? a. Total collagen content increases steadily through this phase b. The normal adult ratio ... unwounded skin d. The proteoglycans are responsible for the ground substance of the extracellular matrix

Last Answer : Answer: b, d The transition from the proliferative phase to the remodeling phase of wound healing is defined by reaching collagen equilibrium. Collagen accumulation within the wound becomes maximal by ... in strength for six months or more, eventually reaching 70% of the strength of unwounded skin

Temperature of the product during ultrafine grinding (A) Increases (B) Decreases (C) Remain constant (D) May increase or decrease; depends on the material being ground

Description : Temperature of the product during ultrafine grinding (A) Increases (B) Decreases (C) Remain constant (D) May increase or decrease; depends on the material being ground

Last Answer : (A) Increases

As the ball falls towards the ground, its velocity A. increases B. decreases C. remains constant D. becomes zero

Description : As the ball falls towards the ground, its velocity A. increases B. decreases C. remains constant D. becomes zero

Last Answer :  increases

Subsidence results due to the constant or excess removal of ground water deplete the water table and increases the area of ____________. (A) Water table (B) Ground surface (C) Zone of saturation (D) Vadose zone

Description : Subsidence results due to the constant or excess removal of ground water deplete the water table and increases the area of ____________. (A) Water table (B) Ground surface (C) Zone of saturation (D) Vadose zone

Last Answer : (D) Vadose zone 

Is it true that friction speeds objects up?

Description : Is it true that friction speeds objects up?

Last Answer : Feel Free to Answer

One finds it more difficult to walk on ice than on a concrete road because (a) ice is soft and spongy whereas concrete is hard (b) the friction between the ice and the feet is less than that between the concrete and the feet (c) there is more friction on ice than on concrete (d) it is not true

Description : One finds it more difficult to walk on ice than on a concrete road because (a) ice is soft and spongy whereas concrete is hard (b) the friction between the ice and the feet is less than that between the concrete and the feet (c) there is more friction on ice than on concrete (d) it is not true

Last Answer : Ans:(b)

Assertion (A): Oil as a cutting fluid result in a lower coefficient of friction. Reason (R): Oil forms a thin liquid film between the tool face and chip, and it provides 'hydrodynamic lubrication'. [IES- 2000] (a) Both A and R are individually true and R is the correct explanation of A (b) Both A and R are individually true but R is not the correct explanation of A (c) A is true but R is false (d) A is false but R is true

Description : Assertion (A): Oil as a cutting fluid result in a lower coefficient of friction. Reason (R): Oil forms a thin liquid film between the tool face and chip, and it provides 'hydrodynamic lubrication'. [IES- 2000] (a ... explanation of A (c) A is true but R is false (d) A is false but R is true

Last Answer : (c) A is true but R is false

Which of the following are not true for petroff’s equation? a) Shaft is considered concentric with the bearing b) Bearing is subjected to light load c) Is used to find coefficient of friction d) Frictional torque is given by fpr2l

Description : Which of the following are not true for petroff’s equation? a) Shaft is considered concentric with the bearing b) Bearing is subjected to light load c) Is used to find coefficient of friction d) Frictional torque is given by fpr2l

Last Answer : d) Frictional torque is given by fpr2l

Partial bearing is preferred over journal bearing. a) True b) No c) More friction losses d) Can’t be determined

Description : Partial bearing is preferred over journal bearing. a) True b) No c) More friction losses d) Can’t be determined

Last Answer : a) True

Efficiency of the screw depends upon helix angle but does not depend on friction angle. a) True b) False

Description : Efficiency of the screw depends upon helix angle but does not depend on friction angle. a) True b) False

Last Answer : b) False

Entire torque is transmitted by friction in the clamp coupling. a) True b) False

Description : Entire torque is transmitted by friction in the clamp coupling. a) True b) False

Last Answer : b) False

Saddle key is transmit power or torque through friction resistant only A. True B. False

Description : Saddle key is transmit power or torque through friction resistant only A. True B. False

Last Answer : A. True

Entire torque is transmitted by friction in the clamp coupling. a) True b) False

Description : Entire torque is transmitted by friction in the clamp coupling. a) True b) False

Last Answer : b) False

Which of the following statements is/are true for coulomb damping? 1. Coulomb damping occurs due to friction between two lubricated surfaces2. Damping force is opposite to the direction of motion of vibrating body 3. For smooth surfaces, coefficient of friction depends upon velocity 4. Damping force depends upon the rubbing velocity between two rubbing surfaces a. Only statement 1 b. Statement 2, 3 and statement 4 c. Only statement 2 d. All the above statements are true

Description : Which of the following statements is/are true for coulomb damping? 1. Coulomb damping occurs due to friction between two lubricated surfaces2. Damping force is opposite to the direction of motion of vibrating body ... 2, 3 and statement 4 c. Only statement 2 d. All the above statements are true

Last Answer : c. Only statement 2

Which one of the following statements is true for Mohr-Coulomb envelope? (A) Coulomb suggests that the relationship between shear strength and normal stress, is adequately represented by the straight line (B) The generalised Mohr theory suggests that, though the shear stress depends on the normal stress, the relation is not linear (C) Coulomb and Mohr suggest that a definite relationship exists among the principal stress and the angle of internal friction (D) All the above

Description : Which one of the following statements is true for Mohr-Coulomb envelope? (A) Coulomb suggests that the relationship between shear strength and normal stress, is adequately represented by the straight line ... exists among the principal stress and the angle of internal friction (D) All the above

Last Answer : Answer: Option D

Getting to work in the snow: "I did it, so can you!" How true is this?

Description : Getting to work in the snow: "I did it, so can you!" How true is this?

Last Answer : No. You should not. And really, I think an appropriate response would have been, I'm sorry, sir, but I'm just not comfortable on the road today. Something polite, but that makes the point. A ... in that stuff, you have no business on the road. It makes you a risk to yourself and others.