Force of friction depends on mcq

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WebMar 28, 2024 · Friction Force: It is a kind of resisting force that acts between two contact bodies to avoid relative motion between them. It is formed due to the close interaction of … WebCorrect options are B) and C) The magnitude of the frictional force depends on the weight of the object and roughness of the surface in contact. If the roughness is increased, the …

CBSE 8, Science, CBSE- Friction, MCQ - careerlauncher

WebFriction Quiz Question with Answer 1. It is difficult to walk on any oily floor because Floor gets spoiled There is more resistance Force of friction is high Force of friction is very less 2. Spring balance is a device used for measuring the _____________ acting on an object. mass pressure force None of the above 3. WebOct 3, 2024 · Answer. Question 6. Whenever the surfaces in contact tend to move or move with respect to each other, the force of friction comes into play. (a) only if the objects are solid. (b) only if one of the two objects is liquid. (c) only if one of the two objects is … boning ship automation

Class 8 Science Chapter 12 MCQ - Tiwari Academy

WebClass 8 Science students should refer to the following multiple-choice questions with answers for Friction in standard 8. These MCQ questions with answers for Grade 8 … WebQuestion: Which of the following statements about friction is true? a) Kinetic friction is always greater than rolling friction. b) Frictional force is proportional to the area of … WebStatic friction is the force holding an object in place on an incline, such as the cheese in Figure 1. The friction force points against the direction that the object would slide … boning sewing definition

Friction - Definition, Types of Friction, Applications & Videos

Friction - Mechanical Engineering (MCQ) questions and answers

WebFriction is a force that is dependent on external factors. Following are the two factors on which friction depends: 1. On the nature of the two surfaces that are in contact Friction is dependent on the smoothness or roughness of the two surfaces that are in … WebMar 8, 2024 · The force of friction depends upon the roughness of friction; The magnitude of force of friction is exactly equal to the force, which tends to move the body; The … boning shapewearWeb1 Answer. Friction depends upon the nature of the surfaces in contact with each other and at the state of motion of the object on the surface. The irregularities on the surface lead to friction. Friction depends upon the surface of both the bodies in contact and not only one. The weight of the object, if the weight of the object is high then ... boning shirt meaning

"WebMar 3, 2024 · (c) Friction is a force that only occurs on rough surfaces (d) Friction is a force that occurs only between solids Answer Question 4. Talcum powder should not be spilled on the floor of room because: (a) it will stain the floor (b) it may cause us to slip and fall (c) it is messy (d) none of these Answer Question 5. " - Force of friction depends on mcq

Force of friction depends on mcq

Class 8 Science MCQ Questions of Friction with Answers

WebMay 22, 2024 · MCQ worksheet – Friction or frictional force 1) Friction occurs because a. all surfaces have some roughness. b. surfaces in contact generate heat. c. chemical reactions take place when surfaces touch. d. none of the above 2 ) Which factors affect friction? a. roughness of the surfaces b. area of the surfaces Webreduce the force acting between the 2 surfaces. reduce the roughness of the 2 surfaces coming in contact. use wax, grease or oil. all of the above are ways of reducing friction. …

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WebOct 3, 2024 · Force and Pressure Class 8 MCQs Questions with Answers Choose the correct option. Question 1. The pressure which is exerted by air around us is known as (a) force (b) atmospheric pressure (c) muscular … WebMCQ Tests with Answers for Class 8 Science Chapter 12. Q1. Four children were asked to arrange forces due to rolling, static and sliding friction in a decreasing order. The correct arrangement is: [A]. Rolling, Static, Sliding. [B]. Rolling, Sliding, Static. [C].

WebBlock A is kept on top of block B; the coefficient of static friction between A and B is 0.6 and between B and ground is 0.5. Also, the coefficient of kinetic friction between A and B is … Weba) Restoring force b) Friction c) Neither restoring force nor friction d) Both restoring force and friction 1 15 Acceleration due to gravity —-----with altitude. a. Increases b. Decreases c. No change d. None of the above 1 Directions: These questions consist of two statements,each printed as Assertion and Reason. While answering these

WebMultiple Choice Questions (MCQ) for Force of Friction - ICSE Class 6 Physics on Topperlearning. These MCQ's are extremely critical for all ICSE students to score better … WebThe force of friction is a force that resists motion when two objects are in contact. If you look at the surfaces of all objects, there are tiny bumps and ridges. Those microscopic peaks and valleys catch on to one another …

WebAug 23, 2024 · Answer: 1. Answer: (b) contact force Explanation: Friction is a contact force because the bodies need to get in contact with each other in order for the frictional force to act on the bodies. 2. Answer: (b) Rolling friction Explanation: Rolling friction produces the least friction. 3. Answer: (a) opposes the motion Explanation: Frictional force acts …

WebA 5 kg box is at rest on the floor. The coefficient of static friction between the box and the floor is 0.4. A horizontal force of 50 N is applied to the box. Will it move? No, because … boning pork shoulderWebHere, we are discussing 12 more MCQs of Fluid Dynamics in Physics. 1. What does fluid means? ... Cohesive force (d) Viscosity (e) None of these. Answer: (d) 5. The formula of friction force F in a liquid was first suggested by ... 10. Drage force between layers under consideration depends (a) The surface area of the layer (b) The distance ... boning scissorsWebApr 21, 2024 · The friction force is then μW cos θ. The friction force always depends on the magnitude of the force normal to the surface because that is the force that actually … godaddy cjc1off30WebSep 5, 2024 · Answer: (a) Nature of surfaces in contact. weight of the object. the force of adhesion and deformati0n. (b) Shlain’s suggestion of keeping iron bar below the box will help the labour store Putting the iron bar below the box will make it to roll over the bar. As rolling friction is less than building. boning shirtsWebPhysics Friction Multiple Choice Questions (MCQ), Physics Friction quiz answers PDF to practice grade 9 physics online course test. Physics Friction MCQ PDF: Force of … go daddy check name availabilityWebNov 11, 2024 · The value of the frictional force for a body is always constant when it is static and does not vary with applied force. a) True b) False Answer: b 7. Consider a block of mass 9.81kg on an inclined surface of the coefficient of … boning shearsWebMay 22, 2024 · 6 ) The moon orbits Earth rather than the sun because. a. the sun’s gravity is weaker than Earth’s. b. the moon is smaller than Earth. c. Earth already orbits the sun. d. … boning shoes