Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Physics Expert

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

  • Category:- Physics
  • Reference No.:- M917013

Have any Question? 


Related Questions in Physics

1 draw an energy band diagram especially near the

1. Draw an energy band diagram, especially near the semiconductor-vacuum interface or the semiconductor surface, in the presence of an electric field. 2. Can we draw current or electrons out of the semiconductor into vac ...

Wastewater containing solute a at a concentration of 10

Wastewater containing solute A at a concentration of 1:0 × 10 -3  g mol=m 3  enters an open tank at a volumetric flow rate of 0:2 m 3 /min, and exits at the same rate. Solute A transfers from the wastewater in the open t ...

The voltage v in volts in an electrical outlet is given as

The voltage, V , in volts, in an electrical outlet is given as a function of time, t, in seconds, by the function V = 156 cos(120πt). (a) Give an expression for the rate of change of voltage with respect to time. (b) Is ...

A truck travels due east for a distance of 14 km turns

A truck travels due east for a distance of 1.4 km, turns around and goes due west for 6.9 km, and finally turns around again and travels 2.5 km due east. (a) What is the total distance that the truck travels? (b) What ar ...

Anbsp1000 kg aircraft goingnbsp25 ms collides with

A 1000 kg aircraft going 25 m/s collides with a 1500kg aircraft that is parked and they stick together after the collision and are going 10 m/s after the collision. If they skid for 6.6 seconds before stopping, how far d ...

At what electron and hole concentrations is the resistivity

At what electron and hole concentrations is the resistivity of a semiconductor a maximum? Give numerical values for Si at 300K. Note in practice one cannot refine Si to such a purity, however, this can occur in a p/n jun ...

Describe the relationship between electron orbital energy

Describe the relationship between electron orbital energy levels and the energy of light that electrons emit for atoms in a gas.

Show that the average time taken to find the required

Show that the average time taken to find the required string in a raw list, assuming that the original names were chosen at random, is about S + N binary comparisons. (Note that you don't have to compare the whole string ...

Since the 1950s the carbon dioxide concentration in the air

Since the 1950s, the carbon dioxide concentration in the air has been recorded at the Mauna Loa Observatory in Hawaii.4 A graph of this data is called the Keeling Curve, after Charles Keeling, who started recording the d ...

A 0427 kg mass is attached to a spring with a force

A 0.427 kg mass is attached to a spring with a force constant of 25.3 N/m and released from rest a distance of 3.07 cm from the equilibrium position of the spring. Calculate the speed of the mass when it is halfway to th ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

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

Create a provider database and related reports and queries to capture contact information for potential PC component pro