Question

Three identical point charges, each of mass m = 0.100 kg, hang from three strings, as shown in Figure P15.68. If the lengths of the left and right strings are each L = 30.0 cm and if the angle θ is 45.0°, determine the value of q.

Ө
Ө
+4
+q
+9
т
т
т
Figure P15.68
View transcribed image text
Expand

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Electric Charges and Fields

Related Physics Q&A

Find answers to questions asked by students like you.

Q: A small object of mass 3.80 g and charge -18.0 μC is suspended motionless above the ground when imme...

A: the charge will float when the weight of the object is equal to the electrostatic force ,

Q: The evaporation of perspiration is the primary mechanism for cooling the human body. Estimate the am...

A: Formula to calculate the energy required to boil the water and vaporize it is,

Q: A certain tuning fork vibrates at a frequency of 196 Hz while each tip of its two prongs has an ampl...

A: a). The frequency of the fork is 196 Hz. The amplitude of the tips of two prongs is 0.850 mm.

Q: it is a physics problem in the middle of the resistances there are a capacitor

A: Part A;

Q: Two hard rubber spheres, each of mass m = 15.0 g, are rubbed with fur on a dry day and are then susp...

A: The mass of each sphere is 10g. The length of the insulating string is 5cm. The distance between the...

Q: When x - rays of wavelength of 0.129 nm are incident on the surface of a crystal having a structure ...

A: Given that the wavelength of x ray is 0.129 nm, first - order maximum is observed at 8.15°.

Q: A sample of helium behaves as an ideal gas as it is heated at constant pressure from 273 K to 373 K....

A: Ideal gas law is given by,

Q: The sinusoidal wave shown in Figure P13.41 is traveling in the positive x - direction and has a freq...

A: Part a:

Q: The position of a 0.30-kg object attached to a spring is described by x = (0.25 m) cos (0.4t) Find (...

A: Expression for the position of the object is,

Q: An ideal monatomic gas expands isothermally from 0.500 m3 to 1.25 m3 at a constant temperature of 67...

A: Formula to calculate the work done on the gas is,

Q: A sealed container holding 0.500 kg of liquid nitrogen at its boiling point of 77.3 K is placed in a...

A: Part A:

Q: A family ice show is held at an enclosed arena. The skaters perform to music playing at a level of 8...

A: a). Write the formula to calculate sound intensity,

Q: Why does the sky sometimes appear whitish?

A: It is observed that the sky appears whitish at many occasions.

Q: (a) You are driving down the highway in your car when a police car sounding its siren overtakes you ...

A: The frequency of the car that is catching up can be found using the concept of Doppler effect. Doppl...

Q: When an aluminum bar is temporarily connected between a hot reservoir at 725 K and a cold reservoir ...

A: Part A:

Q: Two train whistles have identical frequencies of 1.80 x 102 Hz. When one train is at rest in the sta...

A: Let f be the frequency of the whistle, fs be the frequency of the train, v be the velocity of sound,...

Q: Does color television operate by color addition or by color subtraction? Defend your answer.

A: Colour addition can be defined as the production of various colours of light by mixing the three pri...

Q: A photon is emitted when a hydrogen atom undergoes a transition from the n = 5 state to the n = 3 st...

A: Given:Photon is emitted from (n) = 5Photon is emitted to (n) = 3

Q: Two trains on separate tracks move toward each other. Train 1 has a speed of 1.30 x 102 km/h; train ...

A: Click to see the answer

Q: There are great similarities between electric and gravitational fields. A room can be electrically s...

A: Gravitational shield is a process in which an object can be isolated from gravitational field. This ...

Q: A particle of mass 1.00 x 10-9 kg and charge 3.00 pC is moving in a vacuum chamber where the electri...

A: Given data:

Q: Four closed surfaces, S1 through S4, together with the charges -2Q, Q, and -Q, are sketched in Figur...

A: Electric flux through the surface is,

Q: A 5.0-kg block of aluminum is heated from 20°C to 90°C at atmospheric pressure. Find (a) the work do...

A: Part A:

Q: A charged dust particle at rest in a vacuum is held motionless by an upward - directed 475-N/C elect...

A: Write the expression for magnitude of acceleration of the proton .

Q: Two cars are on the same straight road. Car A moves east at 55 mph and sounds its horn at 625 Hz. Ra...

A: The frequency observed by the car B’s driver can be found using the concept of Doppler effect. Doppl...

Q: One of the loudest sounds in recent history was that made by the explosion of Krakatoa on August 26–...

A: Formula for ratio of sound intensity of a Rodriguez Island is,

Q: A horizontal block – spring system with the block on a frictionless surface has total mechanical ene...

A: Fundamental frequency of the second violinist is the sum of the fundamental frequency of the G strin...

Q: An ideal gas is enclosed in a cylinder with a movable piston on top of it. The piston has a mass of ...

A: (a)The work done on the gas is given by

Q: Earthquakes at fault lines in Earth’s crust create seismic waves, which are longitudinal (P - waves)...

A: Click to see the answer

Q: Suppose you walk forward a mirror at 2m/s, How fast do you and your image approach each other?

A: Click to see the answer

Q: A student stretches a spring, attaches a 1.00 - kg mass to it, and releases the mass from rest on a ...

A: Part A:

Q: A stereo speaker is placed between two observers who are 36.0 m apart, along the line connecting the...

A: Let I1 be the intensity of the sound of speaker to the first observer, and I2 be the intensity of so...

Q: A freezer is used to freeze 1.0 L of water completely into ice. The water and the freezer remain at ...

A: (a)The mass of the water in 1.0 L is,

Q: Can stars be seen from moon's surface during daytime when sun is shining?

A: The sun and the stars are clearly visible from the surface of moon. This is because there is no skyl...

Q: Distinguish between a converging lens and diverging lens?

A: Click to see the answer

Q: A student pushes the 1.50 - kg block in Figure P13.11 against a horizontal spring, compressing it by...

A: In the absence of non conservative forces, apply conservation of mechanical energy at ground level,C...

Q: Two loudspeakers are placed above and below each other, as in Figure P14.40 and driven by the same s...

A: Consider the speed of sound in air as 343 m/s. Apply the formula to calculate the wavelength

Q: Two uncharged, conducting spheres are separated by a distance d. When charge -Q is moved from sphere...

A: a)Since, the charges are having opposite charge, the force will be attractive.b)The required ratio i...

Q: When dealing with sound intensities and decibel levels, a convenient approximation (accurate to 2 si...

A: a). For an increase of sound intensity by a factor 2^n, the corresponding increase in the decibel le...

Q: A balloon holding 5.00 moles of helium gas absorbs 925 J of thermal energy while doing 102 J of work...

A: (a). the area under the graph in a PV diagram is equal to the work done on the fluid. If the final v...

Q: A gas follows the PV diagram in Figure P12.6. Find the work done on the gas along the paths (a) AB, ...

A: Given, a PV diagram for a gas.The work done in this case is given by

Q: In a running event, a sprinter does 4.8 x 105 J of work and her internal energy decreases by 7.5 x 1...

A: Formula to calculate the heat transferred between the body and surroundings is,

Q: One mole of gas initially at a pressure of 2.00 atm and a volume of 0.300 L has an internal energy e...

A: (a)The work done on the gas along the path IA is,Substitute the values,

Q: The toadfish makes use of resonance in a closed tube to produce very loud sounds. The tube is its sw...

A: a). Consider the formula for intensity level of this creature

Q: Tennis ball used to be white, what is the color preferred nowadays and why?

A: The brightness of white color is very high, but now days yellow color balls are used in tennis becau...

Q: (a) Find the magnitude and direction of the electric field at the position of the 2.00 μC charge in ...

A: (a) Along x direction, the net electric field is,

Q: A simple pendulum has a length of 52.0 cm and makes 82.0 complete oscillations in 2.00 min. Find (a)...

A: Part A:

Q: If the electric field strength in air exceeds 3.0 x 106 N/C, the air becomes a conductor. Using this...

A: Electric field is given by,

Q: Expectant parents are thrilled to hear their unborn baby’s heartbeat, revealed by an ultrasonic moti...

A: a.Formula to calculate the maximum linear speed of the heart wall is,

Q: A diatomic ideal gas expands from a volume of VA = 1.00 m3 to VB = 3.00 m3 along the path shown in F...

A: Part A:

Transcribed Image Text

Ө Ө +4 +q +9 т т т Figure P15.68