A child standing on bridge terowe a rock straight down Thereck below best we tak

Question

A child standing on bridge terowe a rock straight down Thereck below best we take upward the of the which the Eraphs shown MULTIPLE CHoICE, aoose the one alternative best eempletes the statement .r answers the question 10) The area under a earve in a velocity venus time graph gives 110 The motions a car anda truck along a straight road are reprenented by the velocity-time Bra in the figure. The two vehicles are initially alongside each other al timet-a At time what is true of the dislaene traveled by the vehicles sece sme l- A) They will lave traveled the same than the truck. B) me car will have travelled further C) The track will not have moved. travelled further than the car. The truck will have A) The ears ment D) Both can 10 both 130 which of the following graphs representar at rent memecould be more eanere

Explanation / Answer

here,

the accelration of the rock is gravtational accelration acting downwards

as the direction is downwards it is taken negative

and the accelration is constant

so,

the correct option is B)

10)

the area under a curve in a velocity versus time graph gives

D) displacement

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