How many seconds before plane is directly overhead

Assignment Help Physics
Reference no: EM1382530

Q. A piston, A, has a diameter of 0.74cm. A second piston, B, has a diameter of 2.6 cm. In the absence of friction, determine the force, F, essential to support the 539.7 N weights. Answer in units of N.

Q. The pilot of an airplane travelling 200 wants to drop supplies to flood victims isolated on a patch of land 170 below. The supplies should be dropped how many seconds before plane is directly overhead?

Reference no: EM1382530

Questions Cloud

Music middle ages to renaissance : What changed and why from The Middle Ages to The Renaissance. Based on how people lived, their way of life, the jobs they held (especially in music)
The majority of eukaryotic cells : The main of eukaryotic cells are on the order of 10-100 micrometers in diameter. Bacterial cells are smaller, typically in 1-10 micrometers.
Effective thermal capacity in climates : For energy conservation, materials with a high thermal capacity are effective in climates in which the heat flow through the building envelope is:
Cross in pure breeding green budgie and albino budgie : A cross is made in a pure-breeding green budgie and a pure-breeding albino budgie. What are the genotypes of the parent birds?
How many seconds before plane is directly overhead : A piston, A, has a diameter of 0.74cm. A second piston, B, has a diameter of 2.6 cm. In the absence of friction, determine the force, F, essential to support the 539.7 N weights. Answer in units of N.
Gross sales for the quarter are projected : Gross sales for the quarter are projected as follows: January, $20,000; February, $10,000; and March, $30,000. Accounts receivable on December 31 were $15,000. Larsen's expected cash collections for March would be:
Program read data from input file and select specified items : Program should be able to read data from input file and select the specified items. Write data for school-age males to file male.out and data for school-age females to female.out.
What is the kinetic energy of emitted electrons : A person with perfect pitch sits on a bus bench listening to the 450 Hz horn of an approaching car. If the person detects the frequency of 470 Hz, how fast is the car moving.
Nonradioactive phosphorous for many generations : Phosphorous is needed to synthesize the deoxyribonucleoside thriphosphates used in DNA replication. A geneticist grows some  E. coli  in a medium containing nonradioactive phosphorous for many generations.

Reviews

Write a Review

Physics Questions & Answers

  What is the velocity of the suspended mass

A single slit has a width of 2.1x10^(-6)m and is used to form the diffraction pattern. Find out the angle that locates the second second dark fringe when the wavelength of the light is 430 nm.

  What is the distance between deer a and c

Three deer, A, B, and C, are grazing in a field. Deer B is located 64.4 m from deer A at an angle of 53.8 ° north of west. Deer C is located 76.2 ° north of east relative to deer A. The distance between deer B and C is 96.8 m. What is the distance be..

  Find the child''s speeds at the lowest point

Using the capacitance determined in part (a), calculate the current in the circuit 7.4 ms after the switch is closed. Suppose that the capacitor is uncharged initially and that the emf of the battery is 9.0 V

  How long is the rocket in the air

Suppose the second distance d were traveled in the opposite direction; you forgot something and had to return home at the same constant speed as found in part (a). What is the average velocity for this trip.

  Consider a system of two particles

To demonstrate the tremendous acceleration of a top fuel drag racer, you attempt to run your car into the back of a dragster that is "burning out" at red light before the start of a race. (Burning out means spinning the tires at high speed to heat..

  What total charge passes through the wire in time interval

A state highway patrol car radar unit uses a frequency of 9 x 10^9. what frequency difference will the unit detect from a car receding at a speed of 46.5 m/s from stationary patrol car.

  Compute the frequency of this light

The alpha line in the Balmer series of the hydrogen spectrum consists of light having a wavelength of 6.56 ×10-7 meter. Compute the frequency of this light.

  What law of physics would be violated

What law of physics would be violated

  Calculate the magnitude when the force on the wire

Calculate the magnitude of B when the force on wire. The time constant of an RC circuit is 5.5 s. How much time t is required for the capacitor (uncharged initially) to gain one-half of its full equilibrium charge.

  What is the value of the capacitor

During spin-dry cycle of a washing machine, the motor slows from 90 rad/s to 30 rad/s while the turning the drum through an angle of 180 radians. What is the magnitude of the angular acceleration of the motor.

  What is the rockets horizontal range

What are the rocket's horizontal range, greatest height, and total time of flight. The magnitude of the torque of this force on the door with respect to the hinge is most nearly .

  Centripetal force on the motorcycle

Calculate the centripetal force on the motorcycle.

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