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What will the change in energy of a capacitor when its voltage is increased by20% a, 22%b, 44%, c33% d 55%?

How much momentum does a #1 kg# object moving at #10 m/s# have?

How do you solve the following system: #x+3y=2, 5x + 2y = 5
#?

A) determine all the forces on the block. Show all your work
B) determin µk, show all your work .
PLEASE HELP ?

Why is the answer to the below question B not C?

Wether displacement is a scalar or vector?

Electrostatics question?

A triangle has corners A, B, and C located at #(8 ,7 )#, #(4 ,5 )#, and #(6 , 7 )#, respectively. What are the endpoints and length of the altitude going through corner C?

How can I calculate the magnitude of displacement?

If the mass of a balloon is 300 kg and the lift force provided by the atmosphere is 3300 N, what is the net force on the balloon?

An airplane flies with a velocity of 750 kilometres per hour, 30.0°south of east . What is the magnitude of the eastward component of the plane's velocity?

Electricity problem..... please can you solve this...?

The figure shows three circuits I, II and III
which are connected to a 3V battery. If
the powers dissipated by the configurations
I, II and III are P 1 , P 2 and P 3 respectively,
then =?

The vector sum of the forces of 10N and 6N can be?

A convex mirror of focal length 10cm is kept at a distance of 30cm front of a 4cm high object.Find the height of the image of the object?

A particle has an initial position vector of (−11 i + 15 j) m with respect to an origin O. If the particle moves with a constant velocity of (−10 i − 14 j) m/s, what will be its position vector after 9 seconds?

A person walks 25.0° north of east for 3.10 km. How far due north and how far due east would she have to walk to arrive at the same location?

Two similarly charged spheres A and B separated by a distance 'r' with force of 2×10^5N. A third identical uncharged sphere C is touched to A and then placed between a mid point of A and B. Calculate net electrostatic force on C?

What is the wavelength (in cm) and the period (in seconds)?

The gas inside of a container exerts #42 Pa# of pressure and is at a temperature of #420 ^o K#. If the pressure in the container changes to #72 Pa# with no change in the container's volume, what is the new temperature of the gas?

What's the force on charge Q3? Thank you!

Center of Mass and Linear momentum Problem?

How do you verify the identify #sintheta/csctheta=sin^2theta#?

How do you solve #6x^2 + 24x = 0 #?

Question is shown below?

What is the landing location of the projectile and its speed of impact?

If capacitance of capacitor in ac circuit is increased 3times its initial value then capacitive reactance will decrease or increase and how many times?

A 23.9 #kg# mass has a #3i2jm/s# velocity and a 21.3 #kg# mass has a #3i10jm/s# velocity. What is the magnitude of the total momentum of the two masses?

Kinematics: Would you help me find the solution?

If the faster stone takes 10 seconds to return to the ground, how long will it take the slower stone to return?

An object with a mass of #2 kg# is on a plane with an incline of #pi/8 #. If the object is being pushed up the plane with # 8 N # of force, what is the net force on the object?

Question #26240

2 vectors. 1st one is 6 meters. The other one has is 4 meters. By adding them together I want a module of 3 meters. What should the angle between those modules be?
The answer is 153 degrees but I have no idea how to get to that answer.
Thank you!

A 6 kg shell is fired with a 30° angle,v= 40 m/s. At the highest point it devides into 2 parts,one 2 kg and the other 4 that move in the horizontal line and 2 kg hits the ground at the start point.where the 4 kg piece hits the ground?

How to solve? Help please!

A particle of mass m strikes a wall at an angle of incidence 60° with velocity V elastically. Then the change in momentum is?

A bicycle wheel has an outside radius of 35.0 cm. If the bicycle is traveling at a speed of 30.0 km/h, what is the period of rotation of the wheel?

Question #4d3b4

A horizontal rifle is fired at a bull'seye. The muzzle speed of the bullet is 657 m/s. The gun is pointed directly at the center of the bull'seye......?

If the x component of a vector a ,in the xy plane , is half as large as he magnitude of the vector , find the tangent of the angle between the vector and the x axis ?

Question #88f22

Question #bfdb4

Question #d3daf

Question #47c4f

Answer the question
1. the figures show " the image of clocks " in a mirror . for each case find the right time.?

Physics: A car....?

Question #626cb

Help with solutions! Help please? Thanks

Does a man do work when he carries a 75 N bag horizontally for 5 m? Why / why not?

Question #6f780

Physics Vectors Help!!! Am I supposed to somehow use the Pythagorean theorem to answer this? I've tried multiple times to answer, but what is the best way to solve this sort of problem???

A triangle has corners at #(9 ,7 )#, #(2 ,1 )#, and #(5 ,2 )#. What is the area of the triangle's circumscribed circle?

Question #3a7b1

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Question #9564f

The resultant vector of two other vectors is 10 units long and forms an angle of 35° with one of the component vectors, which is 12 units long. Find the magnitude of the other vector and the angle between the two?

Find the angle between two vectors, 10 and 15 units long, when their resultant is (a) 20 units long and (b) 12 units long. Draw the appropriate figure?

How can I calculate maximum velocity in simple harmonic motion?

In the figure above, knowing that K = 9 x109 Nm2 /C2, Find?
a) F13 (force of Q1 on Q3)
b) F23
c) The net force (Fnet) on Q3

Question #0a3d8

Question #efa25

The velocity of a freely falling body increases or decreases with time?

Question #b60ee

Help please?!

Hello.. I really need help with this Physical question, please, thank you?

Question #c98e0

Two point charges are 10.0 cm apart and have charges of 2.0 #muC# and 2.0 #muC#, respectively. What is the magnitude of the electric field at the midpoint between the two charges?

Question #b1ccd

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Question #9ef86

How do you solve #\frac { 3} { n } + \frac { 3} { n ^ { 2}  5n } = \frac { 1} { n ^ { 2}  5n }#?

Question #25dff

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Question #a451b

How do you simplify #frac{x^{2}+2x80}{x^{2}100}\cdot \frac{x^{2}9x10}{x^{2}4x32}#?

Question #667fd

Question #daa19

A #5# #kg# red toy car is moving right at #10# #ms^1# when it collides with another #10# #kg# green car moving left at #10# #ms^1#. What is the velocity of the red car after the collision?

Two charges of # 3 C # and # 1 C# are positioned on a line at points # 6 # and # 5 #, respectively. What is the net force on a charge of # 2 C# at # 2 #?

What is the equivalent resistance of the circuit?

Question #d502f

What is the vertex form of #y= 5x^2 + 22x + 8 #?

A projectile is shot from the ground at an angle of #pi/4 # and a speed of #8 m/s#. Factoring in both horizontal and vertical movement, what will the projectile's distance from the starting point be when it reaches its maximum height?

How do ground wires protect us?

Question #77b73

If you stand 3.0 m in front of a flat mirror, how far away from you would your image be in the mirror?

If you want to lift a 5kg box to a height of 2 meters, how much work must be done?

A projectile is shot at an angle of #pi/8 # and a velocity of # 8 m/s#. How far away will the projectile land?

A current of 4.83 A in a long straight wire produces a magnetic field of 1.15 #mu#T at a certain distance from the wire. What is this distance?

Question #06b72

Question #230b8

Question #794d3

Question #2ddeb

Question #f55c0

What is the vertex of # y= (x3)^24x^2x+4#?

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