There are given 3 source charges Q1= Q, Q2=Q and Q3= 2Q. Q3 is on top of triangle and Q1 and Q2 on bottom. The distance of q1=q2=q3= X where to place 4th Q in way electric field equals to 0...

There are given 3 source charges Q1= Q, Q2=Q and Q3= 2Q. Q3 is on top of triangle and Q1 and Q2 on bottom. The distance of q1=q2=q3= X where to place 4th Q in way electric field equals to 0...

A car was stopped at a red light. When the light turns green, the car reaches a speed of 22 miles per hour in 3 seconds. What is the acceleration, to 1 decimal place?

What is the final speed of a car that accelerates at 20 ft/s2 for 2 seconds if it's initial speed was 33 miles per hour, to 1 decimal place?

Physics test Prep

a team of four people went on a river rafting excursion to gangotri but unforturbnately theri boat capsized in the roaring river it was reported by thelocal people (the eye witness to the incident)...

Physics test prep

A golfer, putting on a green, requires three strokes to "hole the ball." During the first putt, the ball rolls 5.0 m due east. For the second putt, the ball travels 2.1 m at an angle 20°...

A sailboat race course consists of four legs, defined by the displacement vectors A, B, C, and D, as the drawing indicates. The magnitudes of the first three vectors are A = 3.40 km, B = 5.10 km,...

Find the magnitudes of the x, y, and z components of the vector vector A shown in Figure 3-41, given that A = 75 m and θ = 56°. http://www.webassign.net/walker/03-38alt.gif

SOLVRFEHFVE FVJFNVJ JVRHF JFCDSV JFV SFNV OIJFC SOFV IOFV NGRODI JEO

A person uses force of 300N lifts a 120kg box with a lever of 2.4m long.What is the distance from the end of the box to the fulcrum?

1. The weight of the liquid displaced is less than the weight of the block. 2. The weight of the liquid displaced is greater than the weight of the block. 3. The weight of the liquid displaced...

Which of the following are true about a planet when it is at its greatest distance from the Sun? A. It is at aphelion. B. It is at perihelion. C. It is moving at its greatest speed...

Define the theorem and write the associated quotation

If a solar system has one planet and the planet travels at a constant speed, then the planet's orbit will be _____. A. circular B. elliptical C. the same as the other body in the...

As a ship approaches a cliff, it's siren is sounded and the echo is heated in the ship after 12 seconds. 2.1 minutes later the siren is sounded again and the echo is heated 8 seconds later . If the...

Your artist friend is designing a kinetic sculpture and asks for your help since she knows that you have had physics. Part of her sculpture consists of a 6.0 kg object and a 4.0 kg object which...

What happens to kinetic energy when mass is doubled? When speed is doubled?

A 15.53 kg loose bag of soil falls 5.50 m at a construction site. If all the potential energy of the fall is retained by the soil in the bag, how much will its temperature increase? (csoil = 0.200...

If you put 75 newtons of force into a machine and lift an object with a weight of 150 newtons, what can you say about the percent efficiency of the machine? A. The machine is 50% efficient...