4. The two charges shown experience a repulsive electric force of 1.42 N. How far apart are they (q = +3.0 x 10-5 C, q2 = +8.0 × 10-5 C)? %3D r:?

Q: 17. A sinusoidal current has a mean value of 15.0A. determine its maximum and rms values. A. 23.55 ...

A: Given Mean value current or average current = 15.0 A We have to determine its maximum and rms values...

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A: Given data :            Initial velocity  =  u             Final  velocity  =  v             Acceler...

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Q: A student drops a ball from the top of a tall building; the ball takes 2.8 s to reach the ground. (a...

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Q: A race car travels around the horizontal circular track that has a radius of 310.6m, If the car incr...

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Q: A backpack full of books weighing 53.2N rests on a table in a physics laboratory classroom. A spring...

A: Weight of the backpack is m = 53.2 N  Force constant of the spring is K = 120 N/m   

Q: Consider the circuit shown in the figure below. (Assume R, = 10.5 N, R, = 1.55 2, and V = 6.80 V.) R...

A: R1= 10.5 ohm R2= 1.55 ohm R3= 5 ohm R4= 4 ohm R5= 3 ohm V= 6.80 volts

Q: .4N pulls horizontally on a 1.3-kg block that slides on a rough, horizontal surface. This block is c...

A: We know that the force of  9.4 N  pulls horizontally on a m1= 1.3 kg and This block is connected by ...

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A: If object is on verge of moving  ( not moving ) net force acting must be zero and horizontal as well...

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Q: A source emits monochromatic light of wavelength 573 nm in the air. When the light passes through a ...

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Q: if you are given the angular velocity ,radius,and time , build an algebraic equation for the arc len...

A: Angular velocity is defined as rate of change of angular displacement. ω=dθdt Arc length = radius×an...

Q: A 5.9 × 107 kg battle ship originally at rest fires a 1100-kg artillery shell horizontally with a ve...

A:

Q: 6. Given a thin, nonconducting sheet with +12 µC of charge and dimensions of 14 cm x 25 cm fre the e...

A: Given dimension of sheet=14cm*25cm so area of sheet, A=14*25=350cm2 =0.035m2 Charge,q=12 micro colou...

Q: 43. A proton is initially at rest and moves through three the proton accelerates across a potential ...

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts fo...

Q: What are pulsars, and how are they related to neutron stars? Why aren’t all neutron stars seen as pu...

A: In this problem, it is asking about the definition of pulsars and relation with neutrons stars.

Q: A 75.0N block sits on a plane inclined 25.0° with the horizontal as shown below. The coefficients of...

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Q: A car is moving at 20 m/s along a horizontal road has its brakes suddenly applied and eventually com...

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Q: A meteorite has a speed of 95.0 m/sm/s when 850 kmkm above the Earth. It is falling vertically (igno...

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Q: A hot water heater in a residential home runs for an average of 2.2 hours per day with a heat energy...

A: Given : Average running time of hot water heater = 2.2 hrs. per day = 2.2 * 60 * 60 = 7920 s Heat en...

Q: A non-magnetic ring having a mean circumference of 130 cm and a cross-sectional area of 7.5 cm2 is u...

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Q: Calculate the wavelength in Å of a 0.12 Å X-ray photon after being scattered at 88° from a block of ...

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Q: Give your own examples where the entropy of a system decreases, and where it increases. Explain your...

A: Give your own examples where the entropy of a system decreases, and where it increases. Explain your...

Q: What direction does the magnetic force point? - q A) +x direction D) -x direction E) -y direction F)...

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Q: An L = 53.0 cm wire is moving to the right at a speed of v = 6.70 m/s across two parallel wire rails...

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Q: As a diligent physics student, you carry out physics experiments at every opportunity. At this oppor...

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Q: Consider the circuit shown in the figure below. (Assume R, 13.5 N and R, 7.50 Ω.) b 25.0 V R2 R2 R E...

A: Given : R1=13.5 Ω R2=7.50 Ω      

Q: Imagine a photon that was determined to have a wavelength of 50 AI. RemeMbenng iai ue apLcu ol g of ...

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Q: A 0.5 kg stationary ball is struck by a 25 kg mallet and leaves the collision at 22 m/s. If the ball...

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Q: 39. A square frame of side 10 cm and a long straight wire carrying current 1 A are in the plate of t...

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Q: How much work must be done to stop a 925 kg car traveling at 95 km/h?

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Q: 3. When you twirl an object on a string in a horizontal circle, why do you feel the object pulling n...

A: When your twirl an object on a string in horizontal circle. 

Q: Three capacitors having a value of 10pF, 12uF and 15µF were electrically combined. Determine the equ...

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Q: A Campbell's tomato soup has a density of 1.05 g/cm³. How many grams of soup are in 5.00 × 10-2 m³ o...

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Q: A long, straight wire carrying a current of 4.75 A is placed along the axis of a cylinder of radius ...

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Q: As a bat flies toward a wall at a speed of 5.00 m/sm/s , the bat emits an ultrasonic sound wave with...

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Q: velocity (2î +3+4k) ms-. If an external m

A: givenCharge, q=1 μC=10-6 CVelocity, v→=2i^+3j^+4k^  m/sMagnetic field, B→=5i^+3j^-6k^×10-3  T

Q: 2. A marble is thrown horizontally from a table top with a velocity of 1.50 m/s. The marble falls 0....

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Q: if a hydraulic system has a cylinder containing fluid trapped between two pistons with equal diamete...

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Q: At an intersection of hospital hallways, a convex spherical mirror is mounted high on a wall to help...

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Q: 1. Calculate the magnetic field of a straight wire which is made as a circular loop with a radius of...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: What direction does the magnetic force point? y↑ - q X V A) +x direction D) -x direction B) +y direc...

A: Given: The direction of the magnetic field is in +y-direction. The direction of the velocity of the ...

Q: Supreme Scream at Knott's Berry Farm has a height of 99 m (325 feet). If the cart with all the peopl...

A: Given data:  Height (h) = 99 m Mass (m) = 388 kg g = 9.8 m/s2 Required: Potential Energy (PE) 

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Q: A compound microscope consists of a 6x eyepiece & a 38x objective 30 cm apart. Assuming the final im...

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Q: 2. In the calculation of the area of the same square measuring: 5.0 cm ±.05 cm by 5.0 cm ±.05 cm, Wh...

A: The area of square is, A=a2 Here, a is the side of the square.  

Q: Consider the block of mass maccelerating on the rough ramp with a magnitude of a as shown in the fig...

A: Consider a block of mass m accelerating on a rough ramp with a magnitude of a.