Derive the expression of maximum speed with trapezoidal speed Time curve curve
Q: Give an example of motion in which speed remains uniform, but the velocity changes.
A: Consider a uniform circular motion. In this case, each instant, direction of motion is continuously…
Q: Position (cm) Elapsed Time (ms) 0. 0. 20 237 40 325 60 409 80 469 520 100
A: The positive X-axis represents the position and the positive Y-axis represents the elapsed time. The…
Q: A basketball referee tosses the ball straight up for the starting tipoff. At what speed must a…
A: The final velocity of the system is 0, the distance raised by basketball player is 1.45m.
Q: A car's engine generates 80000 W of power as it exerts a force of 6000 N. How long does it take the…
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Q: o Is the graph linear? What does the slope of the line represent? o Find the acceleration from the…
A: The given graph is approximately linear. The slope of the line will give, m=VT=acc. Acceleration.
Q: Describe Under what conditions does the magnitude of the average velocity equal the average speed?
A: The expression for the average velocity and average speed,
Q: A line with zero slope on a velocity-time graph will always be representative of an object which is…
A: Slope of velocity time graph tells the acceleration. Zero slope indicates zero acceleration , which…
Q: a rock is thrown at t=0 seconds and the function time is h=-4.9t^2+76t+227 when will the rock hit…
A: Given: The function of time is. ht=-4.9t2+76t+227…
Q: away v to the po 9. (II) A person jogs eight complete laps around a 400-m od track in a total time…
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Q: What is the average instantaneous speed of the runner during this 16 s time interval?
A: Solution: Given that the interval of velocity and time since we know that Instantaneous speed is…
Q: The velocity of a braking car is shown. Use it to estimate the distance traveled by the car while…
A: From the graph, determine the width of the division of time interval.
Q: A marble is thrown up vertically in the air at to = Os from an initial height of 30m and with an…
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Q: If an object moves with constant velocity, A) it must have constant speed B) it must have constant…
A: When an object moves with constant velocity, its speed is constant. Also, its direction of motion…
Q: A student drops a feather from a height of 80.0m. Determine all unknowns and answer the following…
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Q: On a different planet the acceleration of gravity is 16 meters per second what will be an objects…
A: Given Acceleration due to gravity at an unknown planet (g) = 16 m/s2 vi = 0 ( just after…
Q: IN Time temaining15014 (Sec. 73) A block of masa m- 20kg slides without any friction in a curverd…
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Q: A student is throwing a snowball from a height of 42.2m and is trying to hit another student who is…
A: height of the building H = 42.2 m distance between base of the building to that of the second…
Q: Usian Bolt ran a portion of the 100 m sprint with an average step length of 2.6 m and an average…
A: Given data: Sprint distance, d=100 m Average step length, l=2.6 m Average velocity, v=12.09 m/s
Q: Explain the negative slope in Acceleration-time graph.
A: The negative acceleration in the acceleration and time graph from A to B.
Q: The cannon on a battleship can fire a shell a maximum distance of 32.0 km The initial velocity of…
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Q: Give two example equations for both speed and velocity.
A: Give two example equations for both speed and velocity.
Q: Write an equation to model the height of a golf ball above the ground t seconds after it has been…
A: Given data- A golf ball hit at the ground, so height of the ball after t seconds is given by second…
Q: Explain the relationship between time and position in a position-time graph when the slope is a…
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Q: What is the slope when you plot the acceleration of the cart down the incline versus the sine of the…
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Q: Write down the relationship between acceleration, initial velocity and final velocity.
A: Acceleration can be defined as the rate of change of velocity.
Q: determine the max velocity and distance plot the (v-t) and (x-t) graphs
A: The value of acceleration is For t<=t1 a=ao For t1<=t<=t2 We need to determine the line…
Q: Without turning around a dog walks along a long straight path for 4.0m at 3.0m/s and then for 2.0s…
A: The average speed is defined as the total distance traveled by an object divided by the total time…
Q: How are the instantaneous acceleration values similar or different to the single acceleration value…
A: Solution:-
Q: Calculate the acceleration of the jet car at a time of 25 s by finding the slope of the v vs. t…
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Q: A diver running at 1.7m/s dives out horizontally from the edge of a vertical cliff and reaches the…
A: Horizontal velocity of the diver is vx = 1.7 m/s Time taken by the diver to reach the water is t =…
Q: A holiday ornament in the shape of a hollow sphere with mass 2.0x10-2kg and radius 5.5x10-² m is…
A: Given: The given values are, The value of the mass is, m=2.0×10-2kg. And then the radius value is,…
Q: How are instantaneous velocity and instantaneous speed related to one another? How do they differ?
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Q: Can an object have a varying speed if its velocity is constant? Can it have varying velocity if its…
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Q: Can you show me the velocity- time graphs for each of the same heights per above? Thank you.
A: We draw the velocity-time graph using the equation of motion v=u+at where v is the final velocity…
Q: Velocity (m/s) 0.5 -0.5 A Time (s) 5
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Q: When you blink your eye, the upper lid goes from rest with your eye open to completely covering your…
A: We need to figure out how much your eye's upper lid travels when you blink.
Q: A student drops a feather from a height of 78.0m. Determine all unknowns and answer the following…
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Q: As in the previous problem, calculate the acceleration for a human who takes 2.25-s to reach a top…
A: Given data: Time t=2.25s Final speed v=13.8m/s Initial speed u=0 m/s
Q: Draw a corresponding Volecity vs time graph from a Position vs time graph given below:
A: Position versus time graph is given for an object in motion The position is plotted along y axis in…
Q: An Object has an accelration a(t)=(1,t) a) Determine the velocity of the object at time t if it is…
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Q: A motorboat maintained a constant speed of 15 mph relative to the water and going 44 miles upstream…
A: Solution: Given that motorboat speed =15 mph distance in upstream = 44 miles total time = 7.5 hr
Q: Calculate the car's constant speed (m/s, km/h, mi/h).
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Q: How do you solve this questions using either the constant velocity model or uniform acceleration…
A: The speed of the coin, v=0.4 m/s The horizontal displacement of the coin, x=0.2 m
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