Position (meters) 70 60 50 40 30 20 10 0 0 5 10 15 20 25 Time (seconds) 30 35 40

Q: A bus starts moving from rest with a constant acceleration in a straight line, until it reaches a…

A:

Q: (Figure 1) shows the velocity graph of a particle moving along the x-axis. Its initial position is…

A: The initial velocity of the particle can be determined as v0 = 6.0 m/s from the given figure. Now…

Q: The figure below is the position vs time graph for a moving object. What is the object's average…

A: Segment a is from t = 0 s to t = 1 s Segment b is from t = 0 s to t = 4 s Segment c is from t = 3 s…

Q: Figure below shows the velocity graph of a particle moving along the x-axis. Its initial position is…

A: Given,  Initial position of the particle is x0 = 14 m at t0 = 0 s. From the given graph: We get:…

Q: An airplane flies eastward and always accelerates at a constant rate. At one position along its…

A: Given value--- Initial velocity = 26.7 m/s. distance = 42500 m. final velocity = 42.3 m/s. We have…

Q: Determine the object’s instantaneous velocity at time, t = 3 seconds Determine the object’s average…

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Q: A particle starts at the origin (x = 0) and moves in one dimension. The figure shows the velocity of…

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Q: Calculate the height (in m) of a cliff if it takes 2.32 s for a rock to hit the ground when it is…

A:

Q: The figure shows a distance versus time graph for an object. d

A: slope of distance vs time curve gives  velocity

Q: A ball is projected upward from the ground level with an initial velocity of 96 feet per second.…

A:

Q: A runner makes two complete laps around a track. The distance of the track is 905 meters. It takes…

A: Speed is a scalar quantity and it is defined as the distance traveled in unit time. Velocity is a…

Q: Velocity (meters per second) 10 C LO 0 5 10 15 20 Time (seconds) What conclusion can be drawn about…

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Q: The following graph represents the acceleration vs. time curve of an object moving along the x-axis.…

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Q: A person walks first at a constant speed of 5.6 m/s along a straight line from point A to point B…

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Q: Examine the following graph. Estimate at which time hamster 1 and hamster 4 have the same…

A: The velocity versus time graph is given for the four different hamsters running in a raceThe…

Q: An airplane flies eastward and always accelerates at a constant rate. At one position along its…

A: Solution:given,V1=34.9m/sd=44100mV2=47.5m/s using kinematics equation, we will find acceleration and…

Q: A ball is thrown vertically upward. Sketch the position-time and velocity –time graphs for the ball.…

A: When the ball is thrown vertically upwards, the ball is having only vertical component of velocity…

Q: A rocket sled accelerates at 27.1 m/s2 for 3.9 s. How far has it traveled from its initial position…

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Q: The following position-time graph represents the motion of an object. What is the speed of the…

A: We know that  Tangent to a point on a distance time graph gives speed at that point At t= 3s The…

Q: car starts from rest and accelerates to a speed of 60 mi/h in 20 s.  The acceleration during this…

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Q: A ball is thrown straight down at 1.29 m/s and hits the ground 1.07 seconds later. How many meters…

A: Given  Initial velocity u = 1.29 m/s Time of flight t = 1.07 sec Accelerated = g = 9.8 m/s2

Q: A physics teacher walks 5 km East, 2.5 km South, 5 km West, and finally 2.5 km North. The entire…

A: The solution can be given as :- Average speed=total distancetimeAverage velocity=total…

Q: Jaques ran a cross-country meet after school. After 3.5 minutes, he was 630 m from the starting…

A: The initial position xi=630 m at ti=3.5 minutes=210 s The final position xf=1260 m at tf=7.0 minutes…

Q: Jack and Jill exercise in a 25.0 m long swimming pool. Jack swims 9 lengths of the pool in 148.7 s…

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Q: Emmy is standing on a moving sidewalk traveling with an initial velocity of +2 m/s when she…

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Q: A ball is released from a crane, and hits the ground with a velocity of 17.8 m/s. How high up was…

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Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.