63 Answered Questions for the topic Motion

Motion

02/28/18

if you are driving 20 Km for 1.5 hours what is your speed and velocity
you are driving south to Birmingham
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Motion

02/10/18

How long did the car travel at each speed?
A car went 372 miles in 6 hours, traveling part of the time at 55 miles per hour and part of the time at 70 miles per hour. How long did the car travel at each speed?
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Motion

02/02/18

Mechanics question
A mass 3m moving east at a speed v collides with a mass 2m moving northeast at a speed 2v. The masses stick together what is the resulting speed and direction of the combined mass. 
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Motion

10/18/17

(a) Determine the x and y components of Vector 𝑨 ; B ; C. (b) Determine x and y components of the sum of these three vectors.
Vector 𝑨 ⃗ ⃗ has a magnitude of 75.0 cm and points at 30° above the positive x-axis. Vector 𝑩 ⃗⃗ has a magnitude of 25.0 cm and points along the negative x-axis. Vector 𝑪 ⃗ ⃗ has a magnitude of... more
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Motion Physics Math

09/14/17

Discrepancies with velocities and displacement
 From a 100 m apartment balcony, you throw a tennis ball down at 5 m/s. How long until it hits the ground below?   I'm confused on how to assign their directions
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09/14/17

A question on calculating time
A pitcher throws a baseball to the batter 40 m/s and the batter hits the ball at 50 m/s. Assuming that the length from the mound to home plate is 18.4 m, how long will it take for the ball to... more
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09/14/17

How do I find the total time when an object goes below the point of origin?
For example, how do I calculate the the total time a ball is in the air, if a ball is thrown upwards 10 m from a height of 30 m above ground level?
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09/09/17

When velocity and acceleration are in the opposite direction the motion is...
when velocity and acceleration are in the opposite direction, the motion is: (1) slowing down  (2) speeding up  (3) remaining the same 
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08/23/17

The position function of a particle in rectilinear motion
The position function of a particle in rectilinear motion is given by s(t) = 2t^3 – 21t^2 + 60t + 3 for t ≥ 0 with t measured in seconds and s(t) measured in feet. Find the position and... more
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Motion

08/09/17

Noah runs at 7mph, Ben at 5mph how long before they are 1/5 miles apart
Noah runs at 7mph, Ben at 5mph how long before they are 1/5 miles apart
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07/25/17

in a 100m race, the winner takes 10sec to reach the finishing point. The average speed of the winner is______________m/s
option= 5 10 20 40  
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Motion Velocity

05/11/17

A train is moving with velocity of 54 kmph is acceleratedesigned so that it's velocity becomes 72 kmph in 15 seconds . Find the acceleration of the train.
It's a numerical of physics of chapter motion please solve it .
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02/18/17

Calculating acceleration of a braking car.
A 1.5 tonne car travelling at 100km/h suddenly brakes. The brakes provide an overall force of 50 times the normal reaction. Calculate the acceleration of the car.
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02/14/17

Finding velocity after a collision
On a very wet and slippery rugby field a 120 kg halfback tackles a 90 kg second rower. Prior to the collision the halfback is slipping with a velocity of 5.6m/s south and the second rower is... more
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02/14/17

Law of Conservation
A rocket is standing by to launch. While sitting on the launching pad the rocket has zero velocity and thus zero initial momentum (p1=0). When the rocket takes off, a bystander proclaims that the... more
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Motion

01/28/17

motion of an object
A marble rolling with a speed 20cm/s rolls off the edge of a table that is 80cm high.how far horizontally from the table edge does the marble strike the floor
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Motion

01/27/17

average speed
During a race on an oval track,a car travels at an average speed of 200km/hr.Determine It's average velocity at the end of It's third lap
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01/26/17

power and force on a pendulum
a pendulum of mass 1 kg and length 1 m is released from rest at angle 60 degree. The power delivered by all the forces acting on a bob at angle 30 degree is
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Motion

01/24/17

Al lives 33 mi from work. Rides 7mph on bike to metro then takes metro. Metro travels 39mph. Spends 21 min less on bike. What is d from house to metro?
motion problem
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09/27/16

Motion and Force doubt
When I calculating resultant force in equilateral triangle why there is square root vector formula we will put?
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Motion

09/11/16

AN ATHLETE COMPLETES ONE ROUND OF A CIRCULAR TRACK OF DIAMETER 200M IN 40S.WHAT WILL BE THE DISTANCE COVERED AND THE DISPLACEMENT AT THE END OF 2MIN AND 20 S ?
PHYSICS  MOTION
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Motion Physics 1d

09/01/16

Physics : straight line motion problem
Foraging bees often move in straight lines away from and toward their hives.Suppose a bee starts at its hive and flies 500m due east , then flies 400m west, then 700m east. How far is he from the... more
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04/21/16

What will the location be after it has been translated?
If (a,b) is a point on a coordinate plane, what will its location be after it has been translated 3 units to the right?
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01/26/16

Kinematics
A particle is projected upwards from the top of a tower. Treat point of projection as origin & upwardsas positive. Consider three point on its path such that at (s represents displacement from... more
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01/06/16

A projectile is launched horizontally with the speed of 80 m/s. If the projectile is launched 1.5 m above the floor how long does it take the projectile.....
....to hit the floor?   Test tomorrow and I'm not sure on how to work out the equations. Any help would be appreciated. Thanks!
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