Approximately how long does it take to fall

Assignment Help Physics
Reference no: EM13889895

A rock is dropped from a cliff approximately how long does it take to fall 45m if the acceleration due to gravity is 9.8m/sec2?

Reference no: EM13889895

Questions Cloud

Calculate the slack for each activity : 1.A project for improving a billing process has the following precedence relationships and activity times:
South central airlines (sca) operates a commuter flight : South Central Airlines (SCA) operates a commuter flight between Atlanta and Charlotte. The regional jet holds 48 passengers and currently SCA only books up to 48 reservations. Past data shows that SCA always sells all 48 reservations, but on average,..
How much cash does the company expect to collect in may : Total billing notices in January were $58,000; in February, $62,000; in March, $66,000; in April, $65,000; in May, $60,000; and in June, $62,000. How much cash does the company expect to collect in May?
The level of calcium in the blood in healthy young adults : The level of calcium in the blood in healthy young adults varies with mean about u = 9.50 milligrams per deciliter and standard deviation about .40 milligram per deciliter. A clinic in rural Guatemala measures the blood calcium level of 64 healthy pr..
Approximately how long does it take to fall : A rock is dropped from a cliff approximately how long does it take to fall 45m if the acceleration due to gravity is 9.8m/sec2
What is the value judgment that underpins pareto efficiency : A new free-trade agreement increases total surplus. Everyone agrees on that. But your friend says, "Big deal, I am not supporting any such policy!" Can you argue why he should? Why he should not?
Find the water pressure term of the total soil water : The Following system is at equilibrium. Find the water pressure term (h or p) of the total soil water potential at point A and point B. You may express your response in either energy/volume or energy/weight of water
Consider the following information for a project : 1.Consider the following information for a project to add a drive thru window at Crestview Bank.
Current design and design b is a proposed new design : You want to compare the daily sales for two different designs of Web pages for your internet business.  You assign the next 62 days to either Design A or Design B, 31 days each.   The summary statistics for the test are shown in part (d) on the next ..

Reviews

Write a Review

Physics Questions & Answers

  Calculate the total electric charge on the planet

Some planetary scientists have suggested that the planet mars has an electric somewhat similar to that of the earth, producing a net electric flux of 3.63X10^16 N*m/C at the planet's surface.

  Find the resulting amplitude of motion of the remaining mass

A mass m is connected to the bottom of a vertical spring whose force constant is k. Attached to the bottom of themass is a string that is connected to a second mass m, asshown in the figure . Both masses are undergoing simple harmonicvertical moti..

  Calculate the total mass of the rod

The density of a 2.39-m long rod can be described by the linear density function ?(x) = 107 g/m + 11.9x g/m2, Determine the total mass of the rod

  Determine the length of time the bullet

The speed of a bullet as it travels down the barrel of a rifle toward the opening is given by v = (-5.30 107) t 2 + (3.15 105) t, where v is in meters per second and t is in seconds.

  The hill will it coast before starting to roll back down

Two people push a stalled car at its front doors, each applying a 260 N force at 25 degree to the forward direction. How much work does each person do pushing car 5.5 m.

  What is the refractive power of this lens

The objective lens of the refracting telescope at the Lick Observatory in California has a focal length of 57 ft. What is the refractive power of this lens

  How does the calculated displacement vector compare

Compute the Percent Errors between the Mag and Direction of the measured and the resultant component versions - How does the calculated displacement vector compare to the measured displacement vector?

  Volumetric flask and diluted to mark with distilled water

A 30.0 mL aliquot of a manganese solution (12.5 mg/mL of manganese, FW=59.94) was added to a 100. mL volumetric flask and diluted to the mark with distilled water. At a wavelength of 525 nm, this solution had an absorbance of 0.625 in a 1.000 cm cuve..

  The solar insolation-what is the minimum area required

Suppose the solar insolation is 850 W/m2 and you can collect 20% of the energy that fall on the surface of a solar hot dog cooker. If you need 240 W to cook a hot dog, what is the minimum area required?

  Suppose the same static friction coefficient

A uniform plank of length 5.8m and weight 229N rests horizontally on two supports, with 1.10 m of the plank hanging over the right support (see the drawing). To what distance x can a person who weighs 450N walk on the overhanging part of the plank be..

  Calculate the volume of the cell

A model of a red blood cell portrays the cell as a spherical capacitor, If an average red blood cell has a mass of 1e-12 kg, estimate the volume of the cell and thus find its surface area. The density of blood is 1100 kg/m3

  What is the current in circuit

A parallel-plate capacitor is charged to an electric potential of 337 V by moving 3.95×1016 electrons from one plate to the other. How much work is done in charging the capacitor.

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