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1. Sketch the graph of the height of a particle against time if velocity is positive and acceleration is negative.
2. The position of a particle moving along the x-axis is given by s(t)=5t2 + 3. Use difference quotients to find the velocity v(t) and acceleration a(t).
In a car lift, compressed air with a gauge pressure of 4.0 × 10^5 Pa is used to raise a piston with a circular cross-sectional area. what is the maximum mass that can be raised using this piston
Two long, straight wires are parallel and are separated by a distance of d = 0.230 m, The top wire in the sketch carries current I1 = 3.80 A, toward the right, and the bottom wire carries current I2 = 7.00 A, what are the magnitude and direction of t..
A single concave spherical mirror is used to create an image of a 6.00-cm tall source. The source is located 23.0 cm to the left of the mirror's center of curvature. The magnitude of the radius of curvature for the mirror is 12.0 cm. What is the h..
A skier starts from rest at the top of a hill that is inclined at 9.3° with respect to the horizontal. How far does the skier glide along the horizontal portion of the snow before coming to rest
Compute the Percent Errors between the Mag and Direction of the measured and the resultant component versions - How does the calculated displacement vector compare to the measured displacement vector?
a 6.00 kg bowling ball is rolling at 9.00 m/s. It collides with a 1.50 kg bowling pin at rest. What is the velocity of the ball after the collision
A centrifuge in a medical laboratory rotates at an angular speed of 3600 rev/min. Evaluate the constant angular acceleration of the centrifuge
Consider a 3.5-mH coil carrying a current of 1.4 Amp clockwise. find what average emf will appear across the coil
You are walking around a large open field. The only objects nearby are two identical speakers set some distance apart, which are both producing sound, in unison, with a wavelength of 4 m.
Several different waves were created using the same string. The tension of the spring is was kept the same for each wave. What charecteristic is the same for all waves
A 55.0 kg sailor jumps from a dock into a 100.0 kg rowboat at rest beside it. what is the velocity of the sailor
A place-kicker must kick a football from a point 36.0 m (about 40 yards) from the goal. Half the crowd hopes the ball will clear the crossbar, By how much does the ball clear or fall short
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