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Q1. A jetliner is moving at a speed of 274 m/s. The vertical component of the plane's velocity is 54.0 m/s. Conclude the magnitude of the horizontal component of plane's velocity.
Q2. A 1700 kg car rounds a curve of radius 70 m banked at an angle of 12°. What is the magnitude of the friction force necessary for the car to travel at 82 km/h?
Q3.A 89000 spaceships comes in for a vertical landing. From the initial speed of 1.00, it comes to rest in 2.00 with uniform acceleration.
What braking force should its rockets provide? Overlook air resistance.
An archer lines up an arrow on the horizontal exactly dead center on a target as drawn in the figure below. How long was the arrow in the air before striking the target
question1the magnitude of four displacement vectors shown in the drawing are a 16.0 m b 11.0 m c 12.0 m and d 26.0
q1. a 73 trampoline artist jumps vertically upward from the top of a platform with a speed of 4.0. if the trampoline
The springs of a 1500 kg car compress 5.0 mm when its 68 kg driver gets into the driver's seat. what will be the frequency of vibrations
explain how would you evaluate much accountability for AIS security falls on management in a large and a small accounting firm.
Find out the maximum height that the rocket reaches (neglecting air resistance) when the fuel is exhausted.
A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of 7.90 m/s at an angle of 15.0° below the horizontal. Find the height from which the ball was thrown
A runner travels 2 km north, then 1 km west, then 1 km north, then 3 km east. The run took 45 minutes. What was the total path length of the run
Light of wavelength 630 nm passes through a grating and then onto a screen located several meters from the grating. Determine the wavelength of the second source
A solenoid 2.9 m long has a radius of 0.85 cm and 630 turns. It carries a current I of 2.5 A. What is the approximate magnetic field B on the axis of the solenoid
A 0.34 kg iron horseshoe that is initially at 616 ?C is dropped into a bucket containing 25 kg of water at 28 ?C. What is the final equilibrium temperature? Avoid any energy transfer to or from the surroundings and assume the specific heat of iron is..
A parallel-plate air capacitor of area A= 10.0 cm2 and plate separation d= 3.20 mm is charged by a battery to a voltage 50.0 V, how much additional charge will flow from the battery onto the positive plate
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