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Q1. A force vector points at an angle of 50.6° above the +x axis. It has a y component of +280 newtons. Calculate the magnitude of the force vector.
Q2. Two point charges have a total charge of 280 microC . When placed 1.94m apart, the force each exerts on the other is 27.2 N and is repulsive. What is the charge on each?
Q3. A metal sphere has a charge of +9.0C. What is the net charge after 9.8 x 10^13 electrons have been placed on it?
A rabbit runs in the straight line with a velocity of +1.6 m/s for a period of time, rests for 12 s, and then runs again along the equivalent line at +0.52 m/s for an unidentified amount of time. The rabbit travels the total distance of 1224 m, and i..
A cube of ice is taken from the freezer at -8.7°C and placed in a 97 g aluminium calorimeter filled with 351 g of water at the room temperature of 20°C. The final situation is observed to be all water at 19°C. What was the mass of an ice cube.
A 14 g bullet travelling at 247 m/s is fired into a 0.459 kg wooden block anchored to a 100 N/m spring. How far is a spring compressed to the nearest thousandth of meter.
Would you expect share you select to affect return that you earn on your portfolio. Go through the method of working out why C is the best option for portfolio.
Provide suitable example of three companies with workings out of how third company has greater required rate of return even if standard deviation of returns of third company share is lower.
Find out the expected return for Benson Industries. Find out the average cash conversion cycle for Jolly Roger Company.
Suppose that all extra debt in the form of the line of credit is added at the ending of year that means that you must base forecasted interest expense on balance of debt at the commencement of year.
If the investment needs the outlay of $400 today,what compound percentage return would you earn if you made investment.
Company plans to finance $100,000 with internally generated funds but desires to secure the loan for remainder.
After graduating from graduate school you create it big-all because of your success in financial management.
Compute an inductance of the sensor for air gaps
A bat in a cave emits a sound pulse and receives an echo 0.22 second later. Assuming that the speed of sound is 339 m/s, how far did the sound (the longitudinal wave) travel during this time.
How long did it take the apple to hit Newton after falling off? Draw a graph of velocity vs
What is electric field in the wire
An 845-N sled is pulled a distance of 173 m. The task requires 1.20 x 10^4 J of work and is done by pulling on a rope with the force of 142 N. At what angle is the rope held.
What mass of stone is necessary if the temperature is not to drop below 18.5°C overnight. Sunlight shining in during the daytime is absorbed by the floor, interior walls, and objects in the room, raising their temperature to 37.5°C.
You're carrying a 4.0-m-long, 25 poles to a construction site when you choose to stop for a rest. You place one end of the pole on a fence post and hold the other end of the pole 35 from its tip. How much force should you exert to keep pole motionles..
What is moment of inertia
A father (m = 70 kg) and son (m = 45 kg) are standing facing each other on a frozen pond. The son pushes on the father and finds himself moving backward at 3 m/s after they have separated. How fast will the father be moving.
Question on constant speed
Find out the angular velocity at the beginning of the 4.60 interval; the angular acceleration of the flywheel.
Write three methods of increasing the volume of a balloon
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