A beam of initially unpolarized light of intensity 531 W/m^2 passes through two polarizing filters in sequence, emerging from the second filter with an intensity of 175 W/m^2. What is the angle between the axes of the first and second filters? 17.9 degrees 35.7 degrees 55.0 degrees 66.1 degrees

Q: A bacterium (mass = 3 x 10-15 kg) in the blood is moving at 0.28 m/s. What is the de Broglie…

A: Mass of the bacterium (m) = 3 × 10^-15 kgVelocity of the bacterium (v) = 0.28 m/s

Q: 1. Refer to figure 2. The object (bottom left) lies on a table and experiences a 2.0 N horizontal…

A: According to Newton's second law of motion, net force (F) is equal to mass (m) times acceleration…

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A: A clock hangs on the wall having seconds hand.

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Q: Please answer the following question(s): 1. 30° 30° cm X² The vector OP shown in the figure has a…

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Q: Required information A transverse wave on a string is described by y(x, t) = A cos (wt + kx), where…

A: The equation is: y(x,t)=Acos(ωt+kx) We know that the positive sign indicates that the wave is…

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Q: Two microwave frequencies are authorized for use in microwave ovens, 900 and 2510 MHz. Calculate the…

A: Frequencies of microwaves are:We know that:

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A: The frequency is f = 1.35 HZ

Q: A solid cylinder (radius = 0.160 m, height = 0.200 m) has a mass of 14.8 kg. This cylinder is…

A: Given Data:The radius of a cylinder is, The height of a cylinder is, The mass of a cylinder is, The…

Q: A solenoidal coil with 30 turns of wire is wound tightly around another coil with 300 turns. The…

A: See below

Q: Dolphins emit ultrasonic waves with a frequency as high as 2.70 × 105 Hz. What is the wavelength of…

A: GivenThe frequency of the ultrasonic wave at 25.0°C is .The velocity of sound at 25.0°C is .The…

Q: A disk iwth a 0.45 m radius rotates from rest with a constant angular acceleration of 0.24 rad/s2,…

A: Radius of object is Angular acceleration is Initially object is at rest Time is Note:Find:(a)…

Q: A light source emits a beam of photons, each of which has a momentum of 2.0 x 10-29 kg-m/s. (a) What…

A: Mometum of photon=2.0×10-29kg.m/s

Q: Refer to figure 1. Another cart has two vectors that help describe its overall motion. What is the…

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Q: 3. Refer to figure 3. A 5.00 kg object is attached to a string and is being swung around at 5.00…

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Q: 10. Sirius is about 9.00 ly from Earth. To reach the star by spaceship in 15.0 y (ship time), how…

A: Given:- Sirius is about 9.0 ly from the earth To reach the star by  spaceship in 15.0 y(ship time )…

Q: A circular parallel plate capacitor has a separation of 0.050 mm. If the capacitance is 17.3 pF.…

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Q: Two 70-turn coils, each with a resistance of 34 Q2, have a mutual inductance of 82 mH. If one coil…

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Q: Starting from rest at t = 0 s, a wheel undergoes a constant angular acceleration. When t = 1.9 s,…

A: Solution:Given:1 rad = 57.2958 degt0 = beginning time = 0 st1 = first time = 1.9 st2 = second time =…

Q: Several children are on a sled pulled by a four-wheeler across a level snow-covered field. The sled…

A: Given:- The speed of the sled is v = 9.25 m/s is constant The tow rope [ parallel to the ground ]…

Q: ball of mass 3.5 kg having diameter of 60 cm falls in the swimming pool. Calculate its buoyant force…

A: Mass, m = 3.5 kgDiameter, d = 60 cmRadius, r = d/2 = 30 cm = 0.3 m

Q: You are serving as an expert witness for the city council of a community. The council is exploring…

A: The community requires 2.20 MW of power for the whole day (24 hours).The best photovoltaic cells on…

Q: 7.0 eV 5.4 eV 2.2 eV 0 ev Figure 1: Energy Diagram representing different electronic energy levels…

A: Electronic transition in an atom involves changes in the energy levels of electrons. Electrons can…

Q: What is the speed of propagation of the pulse? m/s

A:

Q: a block with a mass m is initially at rest at the top of the incline plane which has a height of…

A: Sin = Height/length of inclineLength of incline =  Therefore length of the inclined is L = 19.589…

Q: A 392 N wheel comes off a moving truck and rolls without slipping along a highway. At the bottom of…

A: Answer:- Given Weight of the wheel (w) = Mg = 392 NMass of the wheel (M) =( 392 N)/( 9.8 m/s2) = 40…

Q: 7. The force of an ideal spring is given by F=-kx Where k is the spring constant of the spring and x…

A:

Q: A radio station utilizes frequencies between commercial AM and FM. What is the frequency (in…

A: Given:wavelength, = 11.23 mWe are Asked to calculate:Frequency of the radio station signals, f = ?

Q: Required information You plan to project an inverted image 29.0 cm to the right of an object. You…

A: Image formation by first diverging lens:Sign convention: light coming from right to the lens is…

Q: 7. In a proton linear accelerator, protons are accelerated to have a kinetic energy of 550 MeV. What…

A: kinetic energy of proton  550 MeV.rest mass of a proton is 1.67 × 1027 kg.

Q: speed speed -0 -V speed VL speed VR Mass m = 0.1 kg moves to the right with speed v = 0.39 m/s and…

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Q: There is person with a mass of 45 kg who is standing at the center of a turntable that is rotating…

A: Mass of person, Initial angular velocity, The turntable is a uniform disk- Radius, R=2.4 m Mass ,…

Q: What is the self-inductance (in mH) of a solenoid 31.6 cm long having 397 turns of wire and a cross-…

A: The self-inductance (L) of a solenoid can be calculated using the formula:​where:L is the…

Q: Round the answers to the nearest whole part. (a) Using the graph, estimate the acceleration at 60…

A: From the velocity-time graph, acceleration is calculated by taking the slope of that graph.And, the…

Q: One lens of a nearsighted person's eyeglasses has a focal length of -21.0 cm, and the lens is 2.1 cm…

A:

Q: Jose and Sergei are canoeing on Lake Erie. The canoe has a weight of 222 N. Sergei weighs 580 N, and…

A: The weight of the canoe is The weight of Sergei is The weight of Jose is

Q: 4: When a 3 kg mass is attached to a spring whose constant is 12 N/m, it comes to rest in the…

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Q: In the circuit shown in, S₁ has been closed for a long enough time so that the current reads a…

A:

Q: What was the speed of a space shuttle that orbited Earth at an altitude of 1182 km? V= m/s

A: Given data:Altitude of space shuttle from surface of earth, h = 1182  km we know that, Radius of…

Q: What is the maximum electric field strength (in kV/m) in an electromagnetic wave that has a maximum…

A: The maximum magnetic field is Note:Speed of light is Find:The maximum electric field in an…

Q: At time ? = 0 [s], a particle at rest with mass ? = 3.50 [kg] began experiencing a mysterious time…

A: The objective of the question is to find the values of constants A and B, plot the graph of Fx as a…

Q: 9. A square frame has sides that measure 2.00 m when it is at rest. What is the area of the frame…

A: Side of a square (in rest position) is The square moves parallel to one of its diagonals at speed…

Q: A hot solid substance with mass 3.44kg and temperature 81.5 oC, is taken out of the oven and placed…

A: Heat lost by the hot body (hot solid substance) = Heat gained by the cold body(water)

Q: Nellie Newton hangs at rest from the ends of a rope. (the rope is over a tree limb and each hand…

A: Solution:Given:Girl is suspended by a rope as described in the statement of question. W = weight of…

Q: The eyepiece of a compound microscope has a focal length of 3.20 cm, and the objective lens has f =…

A:

Q: A solenoid is wound with N=753 turns on a form that has a diameter of d=3.6cm and length of 1-41cm.…

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Q: 1. Refer and use figure 1 and 2. Calculate the magnitude of force needed to displace the block by…

A: The given graph is :

Q: A box with a mass of 39 kg is at rest on an inclined plane with an angle of 37°. What is the…

A: Mass, m = 39 kgAngle, θ = 37°