An object is dropped from the height of 50 centimeters. Calculate the time in seconds the object reaches the ground. Object: Ball mass: 200g

Q: A rock takes 2.55 s to hit the ground when it is thrown straight up from the cliff with an initial…

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Q: A stone is dropped from the edge of a roof, and hits the ground with a velocity of -200 feet per…

A: Given:-  The speed of the stone when it hits the ground is v=-200 ft/sec  Find:-  The height of the…

Q: A ball is thrown up with an initial velocity of 20 m/s and after some time it returns. What is the…

A: Given: A ball is thrown up with an initial velocity of 20 m/s and after some time it returns. v = 0…

Q: Josh threw the marble vertically upward with a speed of 70 ft/s from a bridge. On the way down, the…

A: When the marble is thrown vertically upward then the acceleration of gravity acts on it through out…

Q: Maria drops a stone from the top of a building. The stone falls 2.0 meters in the 1st second. If it…

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Q: 23 The 10 kg wooden box A with a speed of 5 m/s as shown in Figure Q3 is 1 m from the stationary 10…

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Q: A cart is being dragged at 20 m/s when something starts pulling on it the other way for 3 seconds.…

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Q: A stone is thrown vertically upward with a velocity 24-5 ms-1. Calculate the height to which it…

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Q: A car is driving at 90 km/hr when the driver hits the brakes and slows to a stop in 5 seconds. What…

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Q: A ball is thrown into the air with a velocity of 40 ft/sec, its height (in feet) after t seconds is…

A: Given Height of the particle is given as f(t)=40t-16t2.........(1)   Required a) Velocity of the…

Q: person jogs eight complete laps around a 400-m track in a total time of 15.1 min.

A: time =15.1 min =15.1×60 sec=906 s

Q: 9- Which of the following is a scalar quantity? * a- displacement O b- force O c- velocity O d-…

A: Vector physical quantity has both magnitude and direction. Scalar physical quantity has only…

Q: A small steel ball is shot vertically upward with an initial velocity of 18mps, from the top of the…

A: The equations of motion we use here are v = u+at v2-u2=2as, where v = the final velocity u = initial…

Q: A car starts from rest and moves in a straight line. Calculate the total distance traveled by 60 10…

A: The total distance traveled by car from 10 minutes to 20 minutes is:

Q: A stone is dropped from the edge of a roof, and hits the ground with a velocity of -105 feet per…

A: Given data:  Initial velocity (u) = 0 ft/s Final velocity (v) = -105 ft/s Acceleration due to…

Q: an object with an accoleration of 20m/s will __________________. a.  change its velocity by 20m/s…

A: The rate of change of velocity is known as acceleration. Consider the initial velocity of the object…

Q: A car traveling with an initial velocity of 30 m/a accelerates at a constant rate of 4.2 m/s squared…

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Q: A person walks along the path shown below from point A to point B. What is the total distance the…

A: Initial position = A Final position = B

Q: Distance is measured in the following units. Chose all the correct answers.   a. Yard   b. feet…

A: Given: Distance is measured in the following units. Chose all the correct answers

Q: A car starts from rest 15.0 seconds? (Answer to 1 decimal pla Your Answer:

A: Given A car starts from restInitial velocity of car, u=0acceleration of car, a=4.7 m/s2Time taken,…

Q: A ball is thrown upwards from a height of 24.5 m with an initial velocity of 19.6 m/s.  After how…

A: Given:-  The height of the ball is h =24.5 m  The initial velocity of the ball is u=19.6 m/s  Find:-…

Q: The positions of a particle along a straight line is given by s = 7.5e-0.51t - 1.8t + 1.1t2, where s…

A: According to question we need to find value of time at which acceleration of particle will 2.7 m/s2…

Q: Henrietta is riding the Giant Drop at Great America. If Henrietta free falls for 3.08 seconds, how…

A: Given data: Initial velocity (v0) = 0 m/s Time (t) = 3.08 m/s2 Required: The displacement

Q: calculate her average speed in m/s ?

A: Given data,  Girl walk a distance of 60 m in 3 min, Another 60 m in 3.5 min. Find its type of motion…

Q: initial velocity - 25 km/h final velocity - 1200 km/h time - 2 min what is the acceleration

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Q: Two cars lost in a blinding snowstorm are traveling across a large- field, each thinking they are on…

A: As given : distance=264 m                speed of red car (lets say vr)=14.85 mph

Q: A 3 kg ball is thrown straight into the air at 8 m/s . How high does it travel? Use g = 9.8 m/s…

A: Mass of ball (m) = 3 kg  Initial upwards velocity (u) = 8 m/s

Q: Question 9 The speed - time graph of a car is given here. Using the data in the graph calculate the…

A: The distance is area under speed vs time graph

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.