+61-413 786 465
info@mywordsolution.com
Home >> Physics
An airplane has a mass of 1.7 x 106 kg, and the air flows past the lower surface of the wings at 95 m/s. if the wings have a surface area of 1200m3, how fast must the air flow over the upper surface of the wing if the plane is to stay in the air?
Physics, Academics
Question: Some passengers on an ocean cruise may suffer from motion sickness as the ship rocks back and forth on the waves. At one position on the ship, passengers experience a vertical motion of amplitude 1.2m with a pe ...
Question: A sensitive gravimeter at a mountain observatory finds that the free fall acceleration is 0.0075 m/s^2 less than that at sea level. What is the observatory's altitude? The response must be typed, single spaced, ...
Question: The starter motor of a car engine draws a current of 170 A from the battery. The copper wire to the motor is 5.80 mm in diameter and 1.2 m long. The starter motor runs for 0.670 s until the car engine starts. A ...
Question: Pluto moves in a fairly elliptical orbit around the sun. Pluto's speed at its closest approach of 4.43 *10^9 km is 6.12 km/s. What is Pluto's speed at the most distant point in its orbit, where it is 7.30 *10^9 ...
Question: A roller coaster car crosses the top of a circular loop-the-loop attwice the critical speed. What is the ratio of the normal force to the gravitational force? The response must be typed, single spaced, must be ...
Question: In short-track speed skating, the track has straight sections and semicircles 16 m in diameter. Assume that a 64kg \;kg skater goes around the turn at a constant 11m/s Part A: What is the horizontal force on th ...
Question: A quarterback is set up to throw the football to a receiver who is running with a constant velocity v? r directly away from the quarterback and is now a distance D away from the quarterback. The quarterback fig ...
Question: A proton (with a rest mass m=1.67Ã-10âˆ'27kg) has a total energy that is 4.00 times its rest energy. Part A: What is the kinetic energy Ek of the proton? Express your answer in billions of electron volts to thr ...
Question: A supply plane needs to drop a package of food to scientists working on a glacier in Greenland. The plane flies 88m above the glacier at a speed of 150m/s. How far short of the target should it drop the package ...
Question: A projectile is fired with speed (V0) at an angle theta) from the horizontal as shown in the figure . Part B: What is the range of the projectile? Express the range in terms of (V0, theta, or g) Part C: Find th ...
Start excelling in your Courses, Get help with Assignment Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.
Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As