MCQ Class 8 Science Chapter 9 Friction Advertisement MCQ’s For All Chapters – Science Class 8th 1. It is difficult to walk on an oily floor becauseFloor gets spoiledForce of friction is very lessForce of friction is highThere is more resistanceQuestion 1 of 112. Spring balance is a device used for measuring the __________ acting on an object.forcemasspressureNone of the aboveQuestion 2 of 113. A matchstick struck on a matchbox catches fire easily becauseForce heated the match stickFriction may cause fireOf chemical reactionNone of the aboveQuestion 3 of 114. Tyres are treaded toincrease its longivitylook goodIncrease frictionincrease weight of the tyreQuestion 4 of 115. Sliding friction is _________ than / to rolling frictionEqualSmallerGreaterNone of the aboveQuestion 5 of 116. The frictional force exerted by fluids is also called ______drowndragdrugdropQuestion 6 of 117. A boat or an aeroplane has a pointed or tapering front / head. Why?To reduce the friction of fluidTo increase the friction of fluidTo look goodFor no reasonQuestion 7 of 118. The sole of the shoes becomes plain after wearing it for several months. The reason isSole is of bad qualityWearing out due to frictionWearing out due to no frictionNone of the aboveQuestion 8 of 119. Which one of these characteristics does a smooth surface has?Sometimes less and sometimes more forceLess frictional forceMore frictional forceAll of aboveQuestion 9 of 1110. Which Of The Following Is Not An Advantage Of Friction?It enables vehicles to move on groundIt enables drawing to be made on paperIt enables fallen things to be picked upIt enables rubber pads to be rubbed offQuestion 10 of 1111. Which Of The Following Will Produce The Maximum Friction?Rubbing of sand paper on aluminium frameRubbing of sand paper on glazed paperRubbing of sand paper on glass table topRubbing of sand paper on sand paperQuestion 11 of 11 Loading...
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