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Find out the work done by an object. Mattwe pulls his little sister sarah in a sled on the icy surface, with a force of 60 N at an angle of 37 ° upward from the horizontal. If he pulls her a distance of 12 m, what is the work completed by matthew?
Physics, Academics
Compare and discuss issues of work and education. In what ways are the social problems associated with work and education similar? Examples of concepts can include, but neither have to nor are limited to, such issues as ...
A driver in a truck applies the brakes to come to a stop at a red light. Just before braking, the truck's initial speed was 16 m/s, and it was moving in the west direction. What was the truck's average velocity during br ...
Double-slit experiment. (a) Suppose you illuminate the slits with 589 nm yellow sodium light and observe a 4.5 cm bright-fringe spacing on a screen 1.75 m away. What's the slit spacing? (b) A double-slit system with slit ...
An LR combination is connected to an ideal battery. If L= 10 mH, R = 2.0 ohms and E = 2.0 v how much time will it take for the current to reach 0.63 A?
The principal elementary reactions in the oxidation of methane that involve CH4 itself are these: First, write the rate law for the disappearance of CH4 in this oxidation.Then use this to obtain a differential equation f ...
Poiseuille's Law gives the rate of flow, R, of a gas through a cylindrical pipe in terms of the radius of the pipe, r, for a fixed drop in pressure between the two ends of the pipe. (a) Find a formula for Poiseuille's La ...
Describe the greenhouse effect that is occurring in the Earth's atmosphere.
1. If the above sample is n-type and the electron concentration at the location x 1 is N(x 1 )=10 16 cm -3 , what is the drift current density in A/cm 2 ? What is the concentration gradient at this point, dN(x 1 )/dx? 2 ...
A metallic ring with the area of 10^-4m^2 is pierced with a magnetic field of 1 Tesla perpendicular to the area. During the time of t=10^-4 seconds the ring is pulled to the right magnetic field drops to zero. You can as ...
King Kong drives his car down the interstate at 25 m/s. He sees a banana peel 500 m ahead. A. How much will king kong need to accelerate if he is to stop before hitting the banana peel? B. How much time will it take King ...
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Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group
SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless
Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl
DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac
Create a provider database and related reports and queries to capture contact information for potential PC component pro