Here is the velocity graph of an object that is at x = -5 [m] at t = 0 [s]. At t = 4.0 [s], the object’s position is A) 20 [m]. B) 16 [m]. C) 12 [m]. D) 8 [m]. E) None of above.

Q: What is velocity ? Unit of the velocity ?

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Q: The speed limit on a particular freeway is 28.0 m per s (about 101 km per hour). A car that is…

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Q: A man from his window, from the building where he lives, throws a ball vertically upwards with a…

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Q: The fastest slapshot recorded was by Al lafrate in 1993 at 169.3 km/h. Assume this is the average…

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Q: A motorcycle patrolman starts from rest at a gasoline station 2 seconds after a car travelling at a…

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Q: The equation of motion of a particle started at t=0 is given by x = 10sin(10f+1/3) where x is in…

A: If we consider an object in motion its velocity is the time rate of change of its position. So we…

Q: It was a dark and stormy night, when suddenly you saw a flashof lightning. Six and a half seconds…

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Q: Suppose you drop a rock into a dark well and, using precision equipment, you measure the time for…

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Q: In a race, Paul starts running from rest at a constant acceleration of 3.5 m/s, He is running in a…

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Q: A particle moves in a straight line with the given velocity v(t) = 41-2 – 1 (in m/s). Find the…

A: Consider the given data as below. Velocity, vt=4t-2-1 ms The time interval is 12,7.   a Calculate…

Q: How to calculate distance from velocity

A: Velocity is defined as the rate of change of position w.r.t time. Its unit is meter per second. s

Q: An ant walked 10.0 cm across the floor in 6.2 s. What was it’s average speed in m/s.

A: Given :d=10 cm  =0.1 mt=6.2 sv=?where,d is the distance ant is the timev is the average speed

Q: Osama was testing his new car by racing with his fiend Adam, Osama was driving at 54.0 mile/hr,…

A: Given: Initial velocity of Osama is Vi = 54.0 mile/hr. Constant velocity of the truck is VT = 3.00…

Q: A stone is dropped from the deck of a bridge. The sound of the splash reached the deck 3 secs later.…

A: Apply the second kinematics equation and substitute the required values.

Q: A stone is dropped from the deck of a bridge. The sound of the splash reached the deck 3 secs later.…

A: Given; time in which splash reached to deck = 3 sec speed of sound v =342 m/s

Q: What do you understand by an acceleration of -2m/s2 ?

A: Acceleration is rate of change of velocity. Positive acceleration indicates the rate at which…

Q: 2: Mr. Choi moves quickly from the sensor starting from th igin in the positive direction at a…

A: We know that here We have given the three conditions in which Mr. Choi moves with the time. and we…

Q: what does it mean to have an acceleration of -10m/s2 when the velocity is +80 m/s?

A: Given data:  Acceleration (a) = -10 m/s2 Velocity (v) = +80 m/s

Q: An object falls from rest, its equation of motion is s = -16t?, where • t is the number of seconds…

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Q: 4. The acceleration due to gravity is -9.8 meters per second squared. An object is thrown upward…

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Q: a tiger is 45 ft directly south of a herd of elephants. the tiger starts to sinks towards the…

A: The elephant is moving 7 ft/sec from the herd 5 seconds after the tiger moving towards the herd with…

Q: Rectilinear Motion: A particle is moving with an acceleration of a = (10t - 3) m/s^2 (t = seconds).…

A: According to question we need to find velocity at t = 1 minute .

Q: During a hard sneeze, your eyes may shut for about 0.5s. If you are driving a car at 90kph during…

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Q: What is the difference between the values of the average speed and average velocity when distance…

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Q: 9 velocity/m s 12 20 15 time/s Figure 2.3 TE Figure 2.3 shows the motion of P and Q. They start…

A: Area under velocity time graph gives displacement.

Q: Osama was testing his new car by racing with his fiend Adam, Osama was driving at 54.0 mile/hr,…

A: Given data The speed of the car is: uc = 54 mile/hr = 24.14 m/s The truck is situated at a distance…

Q: A motorcycle accelerates from rest to velocity of 32m/s forward. If it’s rate of acceleration was…

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Q: Tommy loves taking care of a dove. He sent a note to his crush who lives 2.0 km away from his house.…

A: The displacement is a vector quantity which is defined as the difference between the final and…

Q: What is Velocity? Velocity is the rate an object travels over a distance and includes

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Q: Suppose you drop a rock into a dark well and, using precision equipment, you measure the time for…

A: Given:                Time taken by sound to return is t=2.15 s                Speed of sound…

Q: Moving sidewalks are installed every other 50 meters along the entire stretch of an airport walkway.…

A: The given values with suitable variables are listed below. Here, d denotes the distance of…

Q: Gaby and her cousin, Fiona, live 45 km apart.  Every day, they drive by one another to get to work.…

A: Given data  Distance between them ,D = 45 m/s  Speed of Gaby, Vg = 60 km/h  Speed of fiona ,Vf = 10…

Q: Stopping Distance A car is traveling at a rate of 42 feet per second when the brakes are applied.…

A: Initial speed, u = 42 ft/s The equation for position is given  s = -5.25t2 +42t Differentiating…

Q: What is motion in physics? Also desribe various types of motion.

A: Motion can be defined as the change in position of an object in accordance with time. It is usually…

Q: A student witnesses a flash of lightning and then t = 1.5 s later the student hears the associated…

A: Given data:  The clap of thunder heard after (t) = 1.5 s Speed of sound wave (v) = 343 m/s Speed of…

Q: Determine the velocity at 10 s. 2- Determine the distance travelled after 6 s have elapsed. 3-…

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Q: 10. A driver in a car traveling at a speed of 60-mi/h sees a deer 100-m away on the road. Calculate…

A: Given data: Initial speed of the car, u=60.0 mi/h = 26.82 m/s Distance travelled, d=100 m Final…

Q: Moving sidewalks are installed every other 50 meters along the entire stretch of an airport walkway.…

A: Given :               Distance d = 50m               Speed v = 1 m/s

Q: A boy throws a ball vertically upward with an initial velocity of 3 m/s from the roof deck of a…

A: Given: The initial velocity of the ball is 3 m/s. The time taken by the ball to reach the ground is…

Q: A stone is dropped from the deck of a bridge. The sound of the splash reached the deck 3 secs later.…

A: Answer is uploaded in 2nd step.

Q: Two trains are moving at 30 m/s in opposite directions on the same track. The engineers see…

A: The law of motion the acceleration is, v2=u2+2ax0=302+2ax1ax1=-450

Q: If an object has an acceleration of 0 m/s, then one can be sure that the object is not changing…

A: Acceleration is the rate of change in Velocity

Q: A muon is moving 17 m/s north when it experiences a constant acceleration of 5 m/s2 north. During…

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Q: -13 The diagram above shows the velocity(m/s) versus time(s) graph of a man driving a car along a…

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Q: Speedy Sue, driving at 30.0 m/s, enters a one-lane tunnel. She then observes a slow-moving van 155 m…

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Q: An athlete runs some distance before taking a jump. Explain?

A: The Law of inertia i.e., Newton’s First Law of Motion supports the above explanation.

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –