What do you understand by an acceleration of +2m/s?? of - 2 m/s??
Q: You walk 5 meters from point A to point B in 3 seconds. You then come back to point A in another 2…
A: Given, Distance = 5m Time taken to reach point A to B = 3 sec Time taken to reach point A back = 2…
Q: A basketball is thrown vertically upward with an initial velocity of 6 m/s. How long (in seconds)…
A: We have a basket ball that is given an initial velocity u=6 m/s in the upward direction. We need to…
Q: What is the average acceleration in m/s² of a moving car with an initial velocity of 12.5m/s and…
A: Given: time, t= 6minutes = 360 seconds initial velocity,u = 12.5m/s final velocity, v = 25m/s
Q: one stone falls from a cliff, a second one is thrown 3 seconds later, and they both hit the ground…
A: The first stone is dropped from the rest and the second stone with an initial velocity of 58.8 m/s,…
Q: What do you understand by an acceleration of +2m/s2 ?
A: There are two quantities in general - scalar quantity and vector quantity. The scalar quantity is…
Q: A taxi hurries 240 km in 3 hours . What is its average speed in kilometers per hour?
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Q: How far does the fighter jet travels
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Q: 24. A car starts from rest and reaches a speed of 20 m/s with a constant acceleration of 4 m/s?. How…
A: The expression from kinematics, v2=u2+2as
Q: If you drive from Santa Cruz to San Jose, and back to the same place you started in 1.5 hours. What…
A: Given: Let, the time to drive from Santa Cruz to San Jose is t1, and the time taken back to the…
Q: What is its average velocity during the 1st second? What is its average velocity during the 2nd…
A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…
Q: In m/s?, what is the acceleration when t = 7.5 sec? Express your answer as an integer, not as a…
A: The acceleration at a time in velocity-time graph represents the at that time.
Q: If you drive from Santa Cruz to San Jose, and back to the same place you started in 1.5 hours. What…
A: Average Velocity of an object is its total displacement divided by total time taken. Displacement -…
Q: A runner is moving with a speed of 2.68[m/s]. How long will it take the runner to complete a 5.0[km]…
A: The expression for find time taken by the runner to complete the race is t=dv
Q: At 3 s the position was 3 meters. At 4 s the position as 5 meters. What is the average velocity?
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Q: An object starts from rest at the origin and moves along the x axis with a constant acceleration of…
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Q: During a football game, the running back changes direction from running 5.5 m/s [N] to 7.5 m/s [S]…
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Q: A ball is thrown upward with an initial velocity of 6m/s. Ignoring air resistance, determine the…
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Q: At 2:00 p.m. a car's speedometer reads 30 mi/h. At 2:10 p.m. it reads 50 mi/h. Show that at some…
A: Given : Initial velocity of the car at 2.00 p.m. v(a) = 30 mi/h Final velocity…
Q: How long does it take for the car to go from 85 m/s to 45 m/s?
A: Initial speed , u = 85 m/s Final speed , v = 45 m/s Acceleration , a = -9 m/s2
Q: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…
A: It is given that,
Q: You are in your brand new Porsche 911. I can go from 0 to 60 mph in 4.1 s! How far will you have…
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Q: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…
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Q: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…
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Q: A physics student is on the top of a cliff. He wishes to know how high the cliff is. He knows that…
A: Initial horizontal velocity (v) = 25.8 msHorizontal distance (d) = 30.8 m
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: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…
A: given quantities: time (t) = 6 s acceleration due to gravity (g) = 10 m/s2 Let, the vertical…
Q: A sprinter starts from rest and accelerates to her maximum speed of 9.7 m / s in a distance of 9.7…
A: The initial speed of the sprinter is 0 m/s.The maximum speed of the sprinter is 9.7 m/s after…
Q: Miss Frizzle is stranded on a deserted island. You are in a plane travelling at 200.3m/s attempting…
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Q: Mr. M is driving his car with a velocity of 15m/s [W11S]. He makes a steady turn, that lasts 5.0s.…
A: Given :- initial velocity = 15 m/s t= 5 s final velocity = 12 m/s
Q: A ball is dropped from a top of a tower of height 80 m. Calculate (a) the time taken when it reaches…
A: Given The height of the tower is h=80 m. The initial velocity when the ball dropped from the tower…
Q: A car starts from rest and reaches a velocity of 100 km/h after accelerating uniformly for 10s. What…
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Q: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…
A: Free fall motion:
Q: “Velocity” and “speed” are used interchangeably in everyday language, but they have distinct…
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Q: a car travels at 10m/s per second in 10 seconds and speed up with constant acceleration of 2.0 m/s^2…
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Q: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…
A: As the rock is falling, the acceleration due to gravity to be negative. The displacement of the…
Q: A cliff diver drops from rest to the water below. How many seconds does it take for the diver to go…
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Q: In the context of Physics, define the following term: Acceleration.
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Q: When a ball is thrown vertically upwards at a velocity of 50 m / s (d = 10 m / s2) from the top of a…
A: Given data: The initial velocity of the ball is v=50 m/s The height of the mountain is 300 m The…
Q: From it's landing pad, the space shuttle accelerates to 28162km/h in 8.5 minutes during launch. What…
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