A race car starts from rest and travels east along a straight and level track. For the first 5.0 s of the car's motion, the eastward component of the car's velocity is given by υx(t)=(0.820m/s3)t2...
A race car starts from rest and travels east along a straight and level track. For the first 5.0 s of the car's motion, the eastward component of the car's velocity is given by υx(t)=(0.820m/s3)t2...
A projectile is fired straight up at a speed of 19 m/s. How long does it take to reach the top of its motion? The acceleration due to gravity is 9.8 m/s 2 . Answer in units...
A car enters the freeway with a speed of 7.1 m/s and accelerates uniformly for 3.3 km in 4.3 min. How fast is the car moving after this time? Answer in units of m/s.
An object is dropped from a height H above the ground. This free-falling object requires 0.607 s to travel the last 41 m before hitting the ground. From what height H above the ground...
R Length Conveyor Speed ? 0.16 96"...
a weather satellite with an orbit about the earth reaches a minimum altitude of 1000 miles and a maximum altitude of 1600 miles. the path of its orbit is approximately an ellipse with the center of...
A satellite dish is shaped like a parabolic reflector. The satellite signals hit the surface of the dish and reflect to a single point, the focus, where the receiver is located. if the the dish is...
A 1,120-kg satellite is in a circular orbit around a planet. The satellite travels with a constant speed of 3,960 m/s. The radius of the circular orbit is 3.80 × 10^6 m. Determine...
Starting at (0,0) a projectile travels along the path y= -(1/256)x^2 +4x where x is in meters. Find: a. the maximum height b. the range of the projectile c. sketch the path...
A monkey walks at 3m/s East for 5 seconds then instantly moves at 2m/s East for another 5 seconds. He then stops for 6 seconds. Finally he instantly moves 3m/s West for 8 seconds. His total trip time...
1a. What is the acceleration of two falling sky divers (mass132 kg including parachute) when the upward force of air resistance is equal to one-fourth of their weight? b. After popping open the parachute,...
On an icy day, you worry about parking your car in your driveway, which has incline of 12 degrees. your neighbor's driveway has na incline of 9.0 degrees, and the driveway across the street is at...
Is it defying physics to hear a conversation through a glass front building, while outside? If there aren't any other outside noises interfering, and the building is a small cabin-like structure,...
cheetah runs at a velocity of 120km/hour north. (c) How long would it take to run the diagonal of Central Park?
Please help me with this question I would really appreciate it.... A plane flies 2167km form Chicago to LA with an average velocity of 800km/h. the plane stays in LA for 1.3 hour so the pilot...
A bug crawls 15cm west, turns 90° ccw, and crawls another 12cm. It's whole trip took 1 minute. Calculate distance, displacement, average speed, and average velocity.
A sailboat race course consists of four legs, defined by the displacement vectors , , , and , as the drawing indicates. The magnitudes of the first three vectors are A = 2.90 km, B = 5.10 km, and...
Help, I can not figure out this problem. Also please show me the work. Thank you.
Plz help me with the question im really confuse
I have a standard 55 gal drum: 35" tall and 24" wide. At the bottom of the drum at one side is a 1" diameter PVC pipe used to drain water. If the drum is full: what is the flow rate...