a. An electric field of 8 x 105V/m is desired between two parallel polates, each of area 65 cm² and separated by 2.75mm of air. What is the voltage applied across the plate?

Q: Compute the wavelength of a second wave that has a frequency of 40 Hz and a wave speed of 1300 m/s.

A: Given data,     Frequency = f     Wave speed = v        To find,       Wavelength

Q: A particle with a charge of -1.24 x 10-8 C is moving with instantaneous velocity = (4.19 x 10¹ m/s)i…

A: Given:- Charge of the particle is q=-1.24×10-8 C Velocity of the particle is v→=(4.19×104  m/s)…

Q: Humans are exposed to radiation from many sources,both natural and artificial.Explain Five man-made…

A: Radiation emits in the form of energy (can be anything which able to emit energy) and travels…

Q: Two forces F1 and F2 act on a 5.00kg object. Taking F 1= 20.0N and F 2 =15.0N, find the…

A:

Q: (a) White light is spread out into its spectral components by a diffraction grating. If the grating…

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Q: The rms current in a 50-Ω resistor is 0.42 A. What is the peak value of the voltage across this…

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Q: For the circuit in Problem 5, calculate the final current flowing through the inductor if the…

A: in this question first of all we find Requivalent  and then we find IL by current division.

Q: anet Tralfamadore. On this planet, the acceleration of gravity is the same as that on Earth, but…

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Q: 1. Find the final velocity of the car after it started from rest in 20 seconds at an acceleration of…

A: Given data: Initial velocity, u=0 m/s (since the car start's from rest) Time taken, t=20 s…

Q: A helium-neon laser emits light that has a wavelength of 632.8 nm. The circular aperture through…

A: Write the given values with the suitable variables. λ=632.8 nm=632.8×10-9 md=0.2 cm=0.2×10-2 ms=20…

Q: Mike and Carl are fighting over a 1 kg stick.  Mike pulls to the right with a force of 30 N and Carl…

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Q: A plastic board with length X and mass Y is leaning against a frictionless wall. The plastic b. made…

A:

Q: A mine shaft elevator and its payload have a combined mass of 1006 kg. Say the elevator is moving…

A: Given:mass, m=1006 kginitial velocity, u=20 m/sfinal velocity,v=0distance,s=45 mTo…

Q: A 2 kg block slides down (J) a frictionless incline from point A to point B. A force acts on the…

A: Mass of block = 2 kg Force acting on the block = 2.3 N Kinetic energy of block at point A, = 10 J…

Q: Consider a plywood square mounted on an axis that is perpendicular to the plane of the square and…

A: Length of the side of the square, a=0.42 The magnitude of the force, F=12.5 N

Q: A train approaches a small town with a constant velocity of +28.6 m/s. The operator applies the…

A:

Q: Yolanda is at the firing range practicing how to shoot a gun. A 12 g bullet is fired from her gun…

A:

Q: Two wires are identical, except that one is aluminum and one is copper. The aluminum wire has a…

A: Resistance for a wire can be found from R=ρLA where ρ is the resistivity of material, L is length…

Q: A dipole consists of charges +e and −e− separated by 0.59 nm . It is in an electric field 1.4×104…

A:

Q: (a) Young's double-slit experiment is performed with 550-nm light and a distance of 2.00 m between…

A:

Q: An 80 kg man is jogging at a velocity of 4 m/s. What is his kinetic energy?

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Q: Two forces F1 and F2 act on a 5.00kg object. Taking F 1= 20.0N and F 2 =15.0N, find the…

A:

Q: The drive chain in a bicycle is applying a torque of 0.76 Nm to the wheel of the bicycle. The wheel…

A: Given:-  The driver chain in a bicycle is applying a torque τ= 0.76 N  The moment inertia I = 0.24…

Q: A 500 g piece of silver at 150°C is submerged in 1000 g of water at 5°C to be cooled. Determine the…

A: Given : Mass of silver(Ms) = 500 g Temperature of silver (Ts)  = 150 °C Mass of water(Mw) = 1000 g…

Q: Compute the wavelength of a second wave that has a frequency of 40 Hz and a wave speed of 1300 m/s.

A: Given data:  Frequency (f) = 40 Hz Wave speed (v) = 1300 m/s Needed: The wavelength (λ)

Q: Calculate the density ( ρ ) of the material with given mass and volume:  m = 2452 kg,  and  V= 1.2…

A: Given value--- mass = 2452 kg . Volume = 1.2 m3 . We have to find--- density?

Q: You are on your way to a mining site where you have a very important meeting. The mining site is 300…

A: The most crucial scientific notion is measurement. Base or physical fundamental units are used to…

Q: What is the speed of sound in air at at temperature of 34.6 degC

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Q: Part B. Index of Refraction Angles 8₁ 8₂ Angle of Incidence, 6, 26 30 Average Index of Refraction…

A:

Q: An aluminum nail has an excess charge of +6.4 How many electrons must be added to the nail to make…

A:

Q: A current of 0.2 Ampere flows through a conductor of resistance 4.5 2. Calculate the potential…

A: Given data The current in the circuit is given as I = 0.2 A. The resistance that flows through the…

Q: Pulsed lasers used in science and medicine produce very short bursts of electromagnetic energy. If…

A: Given values:  λ=1,062 nmλ=(1,062 nm)×(1.0×10−9m1.0nm)λ=1,062×10−9m…

Q: . A positive charge q₁ = 2.0 nC is located at origin, another positive charge q₂ = 2.0 nC is ocation…

A:

Q: 2. Macroscopic motion in Statistical Mechanics. Consider a macroscopic system and divide it into…

A: It is mentioned that, Mi→ mass of each partpi is the Centre of Mass momentum.Kinetic energy =pi22mi…

Q: (Enter a number.) N Calculate the tension (in N) in a horizontal strand of spiderweb if the same…

A: GivenMass of spider, m=6×10-5 kg

Q: After an afternoon party, a small cooler full of ice is dumped onto the hot ground and melts. If the…

A:

Q: What is the wavelength of a 448 Hz sound wave if it is traveling in air at a temperature of 23.0…

A: A sound wave is caused by the energy traveling away from the source of the sound. Sound waves are…

Q: A motorcyclist starts from rest and reaches a speed of 6 m/s after travelling with uniform…

A: Given data:  Initial velocity (u) = 0 m/s Final velocity (v) = 6 m/s Time (t) = 3 s Required:…

Q: GURE 4 shows the magnetic field is constant and is directed into e plane of the drawing. If the bar…

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Q: The relative optical density of Medium 1 and 2 and the direction of bending at the boundary are…

A:

Q: 5. Apply the work equation to determine the amount of work done, in N-m, by an upward force applied…

A: The mass of the object is M=58 kg The height of lifting of the object is D=9.9 m Assume the…

Q: 0 = 90° Ө F2 (b) F1 0 = 110° F2

A:

Q: 9. A barbell is loaded with two 20 kg plates on its right side and two 20 kg plates on its left…

A: Center of gravity of two masses M1 and M2 located at X! and X2 is calculated using the formula CG =…

Q: An electron with speed 2.15×107 m/sm/s is traveling parallel to a uniform electric field of…

A: Ignoring relativistic effects we can solve the above question in the following method:-

Q: A plastic board with length X and mass Y is leaning against a frictionless wall. The plastic b. made…

A:

Q: For the total magnetic force for sides 1 and 3 of the loop, we have the following. → -a F = F₁ + F₂…

A: I1 = 4.70 A. ;  I2 = 10.0 A, l=0.425 m, c=0.100 m, a = 0.150 m

Q: Part 1. Charge the yellow balloon by rubbing it against the sweater. To do this start the…

A: In the experiment 1, when the balloon is rubbed with the sweater then it will attract all the…

Q: A force of 34.0 N is required to start a 6.5 kg box moving across a horizontal concrete floor. Part…

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Q: What beat frequency would be heard by a tuba player in a marching band, of a note with a frequency…

A: For calculation of speed of sound in 32.4C = 305.4 K c =331.3 1+T273.15=331.31+305.55273.15= 482.226…

Q: The figure shows the tracks left by an electron and a positron in a bubble chamber placed in a…

A: Electrons and positrons are subatomic particles. They have the same mass and same magnitude of…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.