A person takes a trip, driving with a constant speed of 97.5 km/h, except for a 20.0-min rest stop. The person's average speed is 76.0 km/h. (a) How much time is spent on the trip? |h (b) How far does the person travel? | km

Q: When a particle is projected vertically upwards with an initial velocity of ϑ0, it experiences an…

A: In order to solve the given problem, we should aware of the concept of velocity and acceleration.…

Q: If the car’s speed decreases at a constant rate from 70 mi/hmi/h to 40 mi/hmi/h in 3.0 ss, what is…

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Q: A car accelerates uniformly from a velocity of 20.0 km/h to 100.0 km/h in one minute. What is the…

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Q: A car is driving 5 m/s and eventually comes to a stop. Which of the statements is correct? * O The…

A: A car is driving at = 5 m/sFinal state = rest Thus, final speed = 0 m/s

Q: A soccer player kicks a rock horizontally off a cliff 40.0 m high into a pool of water. If the…

A: Given:- Height of the cliff is h=40.0 m. The player hears the sound of the splash after time t0=3.00…

Q: A boat is cruising in a straight line at a constant speed of 2.6 m/s when it is shifted into…

A: The initial speed of the ship is 2.6 m/s after shifting into neutral the ship coasted for 12 m and…

Q: The velocity of a particle at any time t moving along an x-axis is given by the following equation:…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Two trains, one travelling at 20.8m/s and the other at 76.2 m/s, are headed toward one another along…

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Q: An automobile moving at a constant velocity of 30 m/s passes gasoline station. Two seconds later,…

A: Constant velocity of automobile-1 v=30 m/s Acceleration of automobile-2 a=2 m/s2

Q: At a certain time a particle had a speed of 41 m/s in the positive x direction, and 6.5 s later its…

A: v1=41 m/st1=0 sv2=-80 m/st2=6.5 s average acceleration,a=v2-v1t2-t2

Q: You run due east at a constant speed of 3.00 m/s for a distance of 120.0 m and then continue running…

A: Given: Speed while running towards east is         v1=3.00 m/s Distance traveled in east direction…

Q: A car makes a 60 km trip wvith an average velocity of 40.0 km/h in a direction due north. The trip…

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Q: Is it possible for speed to be constant while acceleration is not zero?

A: The acceleration of a body is defined as the rate change of the velocity. In simpler words, the body…

Q: The acceleration of a particle is given by a(t) = –-2.00 m/s² + (3.00 m/s³) t. (a) Find the initial…

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Q: In good weather the drive from Seattle to Spokane,Washington, on Interstate 90 takes 3 h 51 min at…

A: Given Time taken in good weather is t1=3 h 51 min=3 h+5160 h=3.85 h Average speed in good weather is…

Q: The accelerationof a particle is given by ax(t) =-2.00 m/s2 + (3.00 m/s3)t. (a)Find the initial…

A: Given: The acceleration of the particle is given by,

Q: A car accelerates along a straight road from rest to 60 km/h in 5.0 s. What is the magnitude of its…

A: Given: initial velocity u = 0 m/s final velocity v = 60 km/h = 16.67 m/s  time t = 5.0 s

Q: A car, initially traveling at (30 km/hr), accelerates at the constant rate of 1.50 m/s?. How far…

A: Here we have to use equation of motion

Q: A train of the Jay Yamon Line has a maximum speed of 50km/hr and its acceleration and deceleration…

A: Given data: Maximum speed is, v=50 km/h=50 km/h×1000 m3600 s=13.88 m/s. Limiting rate of…

Q: At a certain time a particle had a speed of 88 m/s in the positive x direction, and 5.4 s later its…

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Q: At a certain time a particle had a speed of 18 m/s in the positive x direction, and 2.4 s later its…

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Q: You leave your house and drive to your friend's house, where you stay a while. Then you come back…

A: Given Making a round trip from home to the friend's house and then coming back.

Q: The velocity of a particle moving along the x axis is given by v = 40 – 5t², find its acceleration…

A: Given : Velocity (v) = 40 - 5t2 t = 4 s

Q: A particle moves along with acceleration a = 3 m/s^2 along x – axis and has a velocity v = -1 m/s at…

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Q: An arrow is shot straight up in the air at an initial speed of 50.0 m/s. After how much time is the…

A: Let the upward direction is taken as negative and downward direction as positive. Time taken by…

Q: A particle is moving in such a way that its motion is defined by the equation: x = 0.25t* – 10t3 +…

A: Givenx=0.25 t4-10 t3+137.5 t2-750 t+10x in feett in second

Q: An airplane in level flight travel horrizontally with a constant eastward acceleration of 7.75 m/(s…

A: The magnitude of the airplane’s displacement from its initial position after 14.0 s is 3527.0919 m .

Q: During a hard sneeze, your eyes might shut for 0.44 s. If you are driving a car at 75 km/h during…

A:

Q: In a boat race, boat A is leading boat B by 50 m and both boats are traveling at a constant speed of…

A: Given : Distance between boat A and boat B = 50 m Initial speed of boat A and boat B =va=vb 180 km/h…

Q: If you are driving 100 km/h along a straight road and you look to the side for 2.0 s, how far do you…

A: Speed is defined as the distance covered in unit time.  i.e.           speed =  DistanceTime

Q: An electron with an initial velocity Vo=9.00x10$ m/s enters a region of length L=1.00 cm where it is…

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Q: A steam catapult launches a jet aircraft from the aircraft carrier John C. Stennis, giving it a…

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Q: The velocity of a particle at any time t moving along an x-axis is given by the following equation:…

A: We know, Velocity is the first time derivative of position and acceleration is the double derivative…

Q: If the following is a graph of the velocity, in the x direction, of an object as a function time,…

A: Given Data: The initial position is, x=12.7 m From the above figure, we can calculate the area or…

Q: A typical jetliner lands at a speed of 160 mi/h and decelerates at the rate of (10.0 mi/h)/s. If the…

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Q: One object is thrown vertically upward with an initial velocity of 10 m/s and another object with an…

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Q: a particle is moving along a straight such that its acceleration is defined as v^2=k/x m/s, where k…

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Q: The acceleration of a particle is given by ax(t)=−2.00m/s2+(3.00m/s3)t. Find the initial velocity…

A: Given Acceleration- ax(t)=−2.00m/s2+(3.00m/s3)t= (-2+3t)m/s2 Time t= 4.93 s

Q: One car travels due east at a steady 40 km/h, and a second car travels due north at a steady 40…

A: Here, the magnitudes of the velocities for both the cars are 40km/h but once car travel due east…

Q: The runway of an airport in Oman has been designed such that the lowest acceleration for a plane to…

A: Write the given values of the problem- Acceleration(a) a=14.3 ms2 speed(v) v=54.9 m/s u=0

Q: A train normally travels with a uniform speed of 72 km / h on a long stretch of flat, straight…

A: The train stopped at the station for 2min and its deceleration is 1m/s2  so the final velocity of…

Q: Velocity and acceleration of a particle at time t = 0 are u = (2î + 3j) m/s and a = (4î +2j) m/s?…

A:

Q: If an object momentarily has zero velocity, is its acceleration zero?

A: No ,  If the object movement that really has zero velocity then its Acceleration is not zero.  The…

Q: A Cessna aircraft has a minimum speed of 135 km/h to take off, aka the lift-off speed. What minimum…

A:

Q: If a particle is traveling in the positive direction along an x axis while it slows, which of the…

A: Let velocity at time 't' be u Such that u>0 Since object is travelling in positive x direction…

Q: A motorist travels for 2h at 70 km/h and 1h at 100 km/h. What is her average speed for the trip? O…

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Q: Starting from rest, the acceleration of particle, which is confined to move along a straight line,…

A:

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 –