How long after its release does the mailbag reach

Assignment Help Physics
Reference no: EM1322556

Q1. The height of a helicopter above the ground is given by h = 3.05 t3, where h is in meters and t is in seconds. At t = 2.40 s, helicopter releases a small mailbag. How long after its release does the mailbag reach the ground?

Q2. A 27 pound meteorite struck a car, leaving a dent 26cm deep in the trunk. If the meteorite struck the car with a speed of 620m/s, what was the magnitude of its deceleration, assuming it to be constant?

Reference no: EM1322556

Questions Cloud

Where does he land on incline : A world class sprinter accelerates to his maximum speed in 3.80 s. He then maintains this speed for the remainder of a 100 m race, finishing with a total time of 10.30 s. What is the runner's average acceleration throughout the first 3.80 s.
Normal distribution with mean and standard deviation : What is the probability that the drug will be effective for 2 hours or less?
Inherent constitutional authority : Was the US-Canadian agreement valid under the US Constitution? Was the president acting under his inherent constitutional authority, under power delegated from Congress, or neither? What did Congress say the president could do to restrict agricult..
Find whether or not to support the claim : Using one proportion z test to find whether or not to support the claim - There is little evidence to reject H 0 , therefore they conclude the tvs are 20 pounds on average.
How long after its release does the mailbag reach : A 27 pound meteorite struck a car, leaving a dent 26cm deep in the trunk. If the meteorite struck the car with a speed of 620m/s, what was the magnitude of its deceleration, assuming it to be constant.
Case study of pacific express : Pacific Express began operating as an airline in 1982. It had routes connecting western cities with Los Angeles and San Francisco and by the summer of 1983 was beginning to show a profit.
Linear relationships into a single multiple regression : Computing a linear regression equation to predict the future values of the dependent variable Y - Linear relationships into a single multiple regression.
Molecules between bubble and the surrounding water : The intersection is 15 m wide. Her car's maximum deceleration is -6.8m/s2, whereas it can accelerate from 43km/h to 70km/h in 8.1 s. Overlook length of her car and her reaction time.
What is the direction of the displacement : An explorer in dense jungles of equatorial Africa leaves his hut. He takes 41 steps at an angle 45 north of east, then 81 steps at an angle 60 north of west, then 51 steps due south. Suppose his steps all have equal length. Save him from becoming ..

Reviews

Write a Review

Physics Questions & Answers

  The bullet strikes a block of wood and penetrates to a depth

A 5,000 kg satellite is orbiting the Earth in a circular path. The height of the satellite above the surface of the Earth is 800km. The velocity of the satellite is (Me = 5.98 x 10^24 kg, Re = 6.37 x 10^6 m, G = 6.67 x 10-11 N • m2/kg2)

  What will be the electric potential of a point

A 0.12-kg ball is placed in a shallow wedge with an opening angle of 120°, as shown in the figure. For each contact point between the wedge and the ball, determine the force exerted on the ball. Assume the system is frictionless. Find contact force o..

  Find the magnitude of the normal force on the bag

Two forces are applied to a car in an effort to accelerate it. The first force, F1 = 328 N, is applied at an angle α = 35° to the forward dashed line. The second force, F2 = 544 N, is applied at an angle β = 8° to the forward dashed line. (a) What is..

  What was the average acceleration throughout the trip

What was the average acceleration throughout the trip

  What is the speed of the large cart after the collision

A 33.0 g bullet moving at 434 m/s strikes a 5.0 kg bag of flour that is on ice, at rest. The bullet passes through the bag, leaving at 295 m/s. How fast is the bag moving while the bullet exits.

  Determine the efficient spring constant of the molecule

Determine the efficient spring constant of the molecule

  What is the velocity of observer b relative to observer a

What is the velocity of observer B relative to observer A . A diver shines a light up to surface of a flat glass-bottomed boat at an angle of 36 relative to the normal.

  The present be the truck''s "skidding distance"

Barometric pressure in the eye of a hurricane is 0.91atm (27.2 in of mercury). How does the level of the ocean surface under the eye compare with the level under the distant fair-weather region where the pressure is 1.0atm.

  Determine the estimated final velocity of the cart

For safety in climbing, a mountaineer uses a nylon rope that is 69 m long and 1.0 cm in diameter. Whilst supporting a 96-kg climber, the rope elongates 1.4 m. Find its Young's modulus.

  How deep is the river directly below boat

An anchor holding a boat stationary on a river forms a 65 degree angle with the river bottom. The anchor line is 40 meters long. Assume the river has a uniform depth, how deep is the river directly below boat.

  Find out the speed of the combination after collision

A 4.00-kg model rocket is launched, expelling 54.9 g of burned fuel from its exhaust at a speed of 690 m/s. What is the velocity of the rocket after fuel has burned.

  What will be the acceleration of a turtle

The speedometer of a truck shows the linear velocity of the truck but actually measures the angular velocity of the wheels and converts that to the linear velocity. If the tires are changed out and larger diameter tires replace the stock tires, does ..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd