The angle of incidence of a wave of a wave with angle of transmission 45 degree and the refractive indices of the two media given by 2 and 1.3 is

Q: A-2.16. The heat capacity of air is much lower than the heat capacity of water and a relatively…

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Q: As it can be seen from the figure below, an 18kg hanging box is connected by a light, inextensible…

A: In the given question, 18kg hanging box is connected by a light string over a light frictionless…

Q: Consider the following arrangement: String ww www Steel cube A and B are weighing machine based on…

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Q: 21.A bowling ball whose mass is 4.0 kg is rolling at a rate of 2.5 m/s. What is its momentum? 22. A…

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Q: Time = 5 h Distance 160 km = Calculate the average speed ?

A: Given data :                          Distance     =    d                           Time     =    t…

Q: Sponge Bob is jumping in a parabolic path with an angle of 0= 35° above the horizontal and given its…

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Q: Given data: Displacement 8m Force = 430 N Calculate the work done

A: Given data :- displacement d = 8 m force F = 430 N

Q: Directions: Read and analyze the word problem. Solve the problem by identifying the given and…

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Q: Suppose a truck travels 70 kilometer in first hour and 85 kilometer in second hour. What is average…

A: Given data :                   Total distance  travelled    =   d                    Total  time…

Q: The mass of lead piece is 115 g. When it is immersed into measuring cylinder, Water level rises from…

A: Given data: Mass of the lead piece, M=115 kg Initial volume, V1=35 ml Final volume, V2=65 ml Our…

Q: 16 Tandem Cycling Triplets Peter, Reeta and Nikita have two ways for getting home from school each…

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Q: Find the value of force applied if work done is 120.012 J and displacement is 24.5 m

A: Given: The work done is 120.012 J. The displacement of the object is 24.5 m.

Q: An insect accelerates over a distance of 10 cm in 5.0 s, increasing its velocity to 5  cm/s. What…

A: Given: The distance traveled by the object is 10 cm = 0.1 m/s The time interval is 5 s. The final…

Q: Express 86 km h-¹ in m s1

A: Given data;  Express 86 km h-1 in m s1

Q: 3. Which of the circuits has the lowest equivalent resistance?

A: (3) Consider circuit A in which the resistors are connected in parallel. The equivalent resistance…

Q: 23. A pitcher throws a baseball with a mass of 0.5 kg and a momentum of 10 kg-m/s. What is its…

A: Please see the answer below.

Q: Legend has it that Archimedes was asked by King Hiero of Syracuse to determine whether a crown was…

A: weight of crown in air (w) = 8.30 N Tension in string when the crown is suspended underwater = 7.81…

Q: A square loop with 5 cm sides is perpendicular to a uniform field 150 mT in intensity. If a third of…

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Q: 1) Let d represent a distance of 3.00 m, and T represent a time of 4.00 s. Determine the magnitude…

A: d = 3 m T = 4 sec The position versus time graph is given in which the position is plotted along the…

Q: Assuming that the diet of an average Canadian consists of 2,000 food calories per day (1 food…

A: Given data :- diet of an average person Canadian = 2,000 food calories per day 1 food cal = 4200 J…

Q: An arrow is shot from a height of 1.9 m toward a cliff of height H. It is shot with a velocity of 32…

A: (a) consider the motion along the y-direction Y = final position of the arrow = H Yo = initial…

Q: The figure is a scaled diagram of an object and a converging lens surrounded by air. Only one focal…

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Q: The reason we can read print from any direction is that   a. the white part of a page reflects…

A: We can not read print from any direction .

Q: Two bodies of masses 50 kg and 20 kg are connected by a thread and move along a horizontal plane…

A: Given: The masses of the objects are 50 kg and 20 kg. The applied force is 400 N.

Q: A racing car has a uniform acceleration of 8 m/s². What distance will it cover in 5 seconds after…

A: We know thatS=ut+12at2WhereS=displacementu=initial velocitya=accelerationt=time taken

Q: 1. In a quasi-static isobaric expansion, 550 J of work are done by the gas. If the gas pressure is…

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Q: Mass of a body is 2.022 kg, What is it's weight ?

A: Solution: Given: m = mass of body = 2.022 kg  g = gravitational acceleration = 9.807 m/s2  W =…

Q: A cyclotron uses a strong magnetic field to keep protons moving in circular orbits. A proton begins…

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Q: What current will be taken by a 1230 W appliance if the supply voltage Is 250 V ?

A: Power, P = 1230 W Voltage, V = 250 V Current, I = ?

Q: You launch a projectile horizontally from a building 35.2 m above the ground at another building…

A: Given data height h1 = 35.2 mdistance between two buildings R = 23.2 mheight where projectile hits…

Q: Determine the resultant force on the lever 10⁰ 13 N 15 N

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Q: An electrical motor and an electrical generator both rely on Faraday’s law of   Question 3 options:…

A: The electrical motor and electrical generator works on the basis of Faraday's law of induction.

Q: Harnessing energy from nuclear fusion reactions is very challenging even today because   Question 3…

A: The grand engineering problem in the energy industry is commonly viewed as providing energy via…

Q: Faraday’s law states that an induced emf is proportional to: ( the rate of change of the magnetic…

A: According to Faraday’s law, the induced emf in a circuit is proportional to the rate of change of…

Q: Calculate the work done by the refrigerator if it is having a coefficient of performance of 2.3 and…

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Q: A 60 Hz power line has an angular frequency “ω” (in rad/s) of:

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Q: In which circuit do the three resistors have equal voltage drops but carry different current?

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Q: How long is the car when the race is finished and the car stopped?

A: We know from the special theory of relativity when the car is moving with some velocity it seems…

Q: A proton enters a uniform magnetic field (into the page of 7500nT with a speed of 0.91 Gm/s. (a) At…

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Q: Show that if a slab is rotating about a fixed axis perpendicular to the slab and passing through its…

A: Given  Angular speed of slab = ω Since , Linear momentum of slab about axis is zero. PG = mVG…

Q: If 850.0 J amount of heat is added to a system of ideal gas and the work done by the system is 460.0…

A: Here we using the first law of thermodynamics. dQ - dW= dU

Q: Learning Task 2 - Applying the rules of refraction for converging and diverging lens, draw a ray…

A: Converging lens image formation.

Q: 5. Calculate the wavelength of light that has its third minimum at an angle of 40.0º when falling on…

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Q: What current will be taken by a 1230 W appliance if the supply voltage Is 250 V ?

A: Given: The power is 1230 W. The voltage is 250 V.

Q: You wish to measure both the current through and the potential difference across some component of a…

A: Measurement using voltmeter - Voltmeter is connected in parallel with the component of the circuit.…

Q: A 62.4 cm length of the material has a circular cross-section of diameter 12.1 mm. When a potential…

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Q: A runner goes north 500 m, turns east 1050 m and then goes south for 800 m. What is his displacement…

A: Here to calculate displacement , we just use geometry...,  Displacement :- It is the shortest…

Q: Given the vectors A = 41+ 8j, B = - 8i + 7j and C = 121 - 10j find the resultant and direction by…

A: A→ = 4i^ + 8j^B→ = -8i^ + 7j^C→ = 12i^ - 10j^

Q: ement for water flow is attached to cm. 1.8 kN/m, will be. decimal place]

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Q: How do moving charges create a magnetic field?

A: When a charged particles moves in a space then it creates a magnetic field. The presence of magnetic…