A ray of light is incident on a horizontal plane mirror at an angle of 9.5 degrees as shown. If the mirror is rotated counter-clockwise by 21 degrees so that the normal vector moves toward the direction of the incident ray, what is the new full angle between the incident and reflected rays?

Q: current is increased to 3.0 A? 2. A device is connected to a 210 V source. How much current is…

A: Q2. Given that  Potential difference across the device V = 210 Volt Let the current through the…

Q: 12. Calculate the center of mass of a 4 m long aluminum bar with cross-sectional area of 4 cm x 4 cm…

A: Given Data:  It is given that the length of the uniform bar is, L=4 m.  Axis of rotation is located…

Q: 9 and 10. Thanks.

A: 9.The equation for dot product

Q: The figure shows a parallel-plate capacitor of plate area A-11.1 cm and plate separation 2d-7.20 mm.…

A:

Q: A crate of mass m 9.7 kg is pulled up a rough incline with an initial speed of v, 1.43 m/s. The…

A: As per request I will answer only part (e).Mass of object is Initial speed is Pulling force along…

Q: Two waves of the same frequency have amplitudes 1.38 and 2.85. They interfere at a point where their…

A: When two waves of same frequency superpose, amplitude of resultant  of two waves depends upon the…

Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…

A: We need to say what the direction of friction will be on the coin on turntable.

Q: A unit vector has the magnitude of

A: The answer for the given question is given in the next section.

Q: A thin ring of radius R carries a uniform charge Q (assumed positive) as shown. 11. Find an…

A: radius of thin ring =  R Charge of ring = Q    As given in figure Here we assume that the distance…

Q: An aluminum ring of radius r₁=5.00 cm and a resistance of 3.55 x 10-4 is placed around one end of a…

A:

Q: 9&10 please! Thank you!

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

Q: 16. How many electrons will flow through an appliance for each second if the current through the…

A:

Q: 1. You want to travel into the future. If your space ship can go at a speed of 2.00 x 10² m/s, how…

A: How long would you have to be gone to return to an Earth five years into the future. Given, speed of…

Q: 01a. A 72 N force is applied to a 11 kg box on rough level ground. The coefficient of friction…

A: A free-body diagram for a body under the influence of external forces is the situation where this…

Q: 3) A proton enters a magnetic field of 10T and an electric field of 2000 N/C in such a way that it…

A: Moving particle is proton  Charge on proton (e) = 1.6×10-19 C  Magnetic field (B)= 10 Tesla…

Q: O Antinodes O Amplitude

A: These are particular points in the wave that never move

Q: In the following diagram, the current passing through 20 Ohm is 1.5 A. 19. What is the current…

A:

Q: A spherical mirror is to be used to form an image 4.00 times the size of an object on a screen…

A: Given:Spherical mirror is 4 times the size of objectLocation of screen from object = 6 mThe mirror…

Q: from one end (see figure). There are pposite ends of the beam, where W, < W,. Find x such that the…

A: GivenW1=900 NW2=2700 N

Q: 1.50 mol of an ideal gas with a constant ratio of heat capacities at constant pressure and volume y…

A:

Q: An infinitely long wire is uniformly charged. The voltage difference from r 2 m and r= 4 m is 30…

A: Given:    An infinitely long wire --- uniformly charged.    Voltage difference (ΔV) (between r1 = 4m…

Q: The total time a projectile spends in the air along its trajectory A. air resistance В. trajectory…

A: Answer is D

Q: 9) How many electrons are moving through a current of 2A for 2 s? a) 3.2 x 10-19 b) 6.28 x 10 18 c)…

A: Given:          Current, I=2 A            Time, t=2 s Find: The number of electrons, n=?

Q: Problem 10. A tube, open at only one end, is cut into two shorter (nonequal) lengths. The piece that…

A: For a open orgon pipe antinodes are produced at both end. For a closed orgon pipe antinode produced…

Q: 3. a quantity that describes the rate of motion in the y direction A. horizontal component of…

A: As we know that rate of motion is speed . But according to the question,  we have asked the rate of…

Q: 4. Two charged metal spheres, separated by 20 cm, resulting force when the charge on each sphere is…

A:

Q: 2. Three point charges q; = +2.7µC, q2 = -3.4µC and q3 = -1.6µC initialy are infinitely far apart.…

A:

Q: Two infinite sheets of current flow parallel to the y-z plane as shown. The sheets are equally…

A: Given:Current through sheet at left, I1 = 2.9 (-k^) A in each wire Current through sheet at right,…

Q: 11) What is the current in a 5 Ohm resistor due to a potential difference of 20 V? omb bas obutingem…

A: Write the given values with the suitable variables. R=5 ohmV=20 V Here, R is the resistance and V is…

Q: checoefficient of ki

A: Given: Mass of bundle is 6.2 Kg Angle is 21o Kinetic energy is 144 J Kinetic friction coefficient is…

Q: With what velocity vo should a projectile be started at the center of the Earth to reach the surface…

A: As per the guidelines we can solve only 1 question. Solution of 1st question is given Law of…

Q: = 201². The fan blade in a jet engine rotates from rest with the angular acceleration a = 1 9. find…

A: GIVEN         Angular acceleration = α = 20t2

Q: 4. When is the magnetic flux maximum? zero? 5. A loop of wire in the form of a square 1.50 m on each…

A:

Q: 6&amp;7 please

A:

Q: 5) Let's use this expression to solve a problem. Star X and Star Y are intrinsically identical…

A: Given, star X is located 20 light-years from earth star Y is located 40 light-years  from earth…

Q: I need help with 14.

A: The mean density of moon is,

Q: 3. We will repeat the previous problem using energy arguments. Comment: Mechanical energy is…

A: The given yo-yo is made up of two solid disks, each of mass M, so the total mass of the yo-yo is 2M.…

Q: 7. "The wider the road, the more cars can pass through". Which of the following factors affecting…

A: We need to tell which factor affecting the resistance fits the given analogy.

Q: 7,8,9

A:

Q: 4. if Jane pushes John on his sled with a force of 300. N for 750. m. How much work is needed if the…

A: Since you have asked multiple questions, I will answer question 4 for you. If you want any specific…

Q: 3. Determine whether the corresponding system is linear, time invariant and causal. Show block…

A:

Q: wave paths to a distant screen are shown, leaving the slits at angle ₁. (The screen is so far away…

A: The wavelength of light is 624 nm.  (1) Every semi circle wavelet represents a wave front. Wave 1…

Q: A flux of 25 X10^5 Maxwell links with a 1500 turn coil when a current of 3 A passes through the…

A: Given,ϕ=25×105 WbN= 1500I= 3AA) Inductance, L=NϕlL= 1500×25×1053= 1250×106 HL= 1250×106H

Q: The 3 kg block is initially at rest and pressed against a spring so as to compress it at point A.…

A: