Can you determine the thickness of the bubble based on the color that you see? Where is the bubble the thinnest?

Q: a. If the plane was inclined at 37 degrees then the cart slides, what is the coefficient of static…

A: The coefficient of static friction is equal to the tangent of the angle at which the objects slide.

Q: For a given material, monochromatic light with a frequency below a minimum produces no photocurrent,…

A: Say we have a material on which monochromatic light of frequency f is incident. The energy of the…

Q: Which one is the equation for Stefan-Boltzman A. hf – p =mv2 B. E = hf C. I = oT4 D. E = mc?

A: Stefan-Boltzman's law defines the total power radiated from the block body in terms of the…

Q: 25.0-H inductor has 100 A of current turned off in 1.00 ms. (a) What vollage is induced to oppose…

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Q: Compute the potential difference through which an electron must be

A: We know, hcλ=V......................................(1) ANS:D 9.93*10^-16

Q: Consider the arrangement shown in Figure P31.26. Assume that R = 6.00 N, e = 1.20 m, and a uniform…

A: Given data: The resistance is R=6.00 Ω. The length of bar is l=1.20 m. The magnitude of magnetic…

Q: A current, i(t) = 50 cos(100πt) enters the input terminal of an electric device. What is the charge…

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Q: 3C. A 100-N block on a rough 300-inçline is acted upon by a force P as shown causing it to…

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Q: 1A. The given system of knotted cords (label the left knot as J and the right knot as K)  supports…

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Q: 4. MILLIKAN EXPERIMENT. An oil drop with a mass of 3.1 x10-15kg absorbs 11 electrons, and then falls…

A: Given data: The mass of oil drop is m=3.1×10-15 kg. The number of electrons absorbed is n=11. The…

Q: How much time does it take to lift 450 kg

A: Given; Engine develops power of = 35 kW Time required does it take to lift 450 kg  to a height ,h=50…

Q: Given the figure below, the weight of the bar is 5 lb and its total length is 9 ft. The moment in…

A: to find - moment of weight about fulcrum.

Q: A current of 26 A flows through a conductor for 10 s. What amount of charge passes through the…

A: Given Current in a conductor = 26 A Time taken = 10 s We have to calculate the amount of charge.

Q: 18 A ball of modeling clay is dropped on the floor. Is the collision of the ball likely elastic or…

A: Since the kinetic energy of clay will not be conserved during the collision.  Hence the collision…

Q: respectively

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Q: The following is the equation for Wien displacement 2T = ?. Determine the value "?". A. 5.67 x…

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Q: The voltage in circuit is 46 V and resistance is 8 ohms, find the current ?

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Q: If W1 = 2N and W2 = 1.5 N, what is the coefficient of static friction? b. If the coefficient of…

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Q: A hollow spherical shell has a mass of 8.05 kg and a radius of 0.220 m. It is initially at rest and…

A: We have a spherical shell of mass m=8.05 kg and radius r=0.220 m which is initially at rest (initial…

Q: The thermocouple is a good example of a first-order instrument. True O False

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Q: is it not easy to achieve dliffiact ion with light-

A: We are able to see the phenomenon of diffraction when size of obstacle is comparable to the…

Q: Einstein made the radical postulate that a beam of light consists of small packages of energy called…

A: The photoelectric effect was given by Sir Albert Einstein. In photoelectric effect when light…

Q: A man throws a stone upward at an angle of 30° to the horizontal. It lands 60 m measured…

A: Write the given values with the suitable variables. θ=30°x=60 mh=2 m Here, θ, x, and h are the…

Q: When a 30-N force, parallel to the incline and directed up the incline, is applied to a block on a…

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Q: The 69.69-kg block A rests on a smooth plane and is connected by a flexible inextensible cord that…

A: constraints: If block A moves with an acceleration a up the plane, then block B moves with an…

Q: 22 Elastic collision is a collision in which there is absolutely no loss of kinetic energy. True…

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Q: For the given figure, the unknown mass. m, should be ____ slug to maintain the bar in a horizontal…

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Q: For the given figure, the unknown mass. m, should be slug to maintain the bar in a horizontal…

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Q: A particle with a charge of -1.24 x 10-8 C moves with instantaneous velocity v (4.19 x 104 m/s)î +…

A: Given data,  Charge of the particle (q)=-1.24 x 10-8 C Instantaneous velocity(v)=(4.19 x 104 m/s)î +…

Q: A block rests on a rough surface inclined at an angle e. (Note that o is the angle of friction.)…

A: Dear student The angle of friction is the angle at which block starts sliding down the inclined…

Q: An electric heating device consumes a current of 1.98 A when connected to the 220 V mains supply. If…

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Q: Find the value of kinetic energy stored in car having mass of 2.48 kg moving with velocity 0.45 m/s

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Q: A block of mass 42.6 kg lies on a horizontal plane. A force F that is inclined 33.7° with the…

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Q: You rode a roller coaster with a loop 100 meters in height. What is the acceleration due to gravity…

A: You rode a roller coaster with a loop 100 meters in height. What is the acceleration due to gravity…

Q: Find the value of final speed of car Initial velocity=2.05 m/s acceleration=2 m/s2 time=2 s

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Q: How much time does it take to lift 250 kg

A: Given; Height,h=30 m power develops,P=15 kWFind time required to lift the mass of 250 kg to a height…

Q: At temperatures 17 and 24 degrees celsius, the values of the resistance of a load made from an…

A: Resistance at 17oC = 54 ohm Resistance at 24oC = 63 ohm

Q: A 10 -cm high object is placed 3 cm from a 15 -cm focal length diverging lens. Determine the image…

A: given data u =3 cm  f =-15 cm image height = ?

Q: 2. What's the difference between density and relative density? Illustrate with examples.

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Q: Four boxes, each weighing 100 N are suspended from a beam. What is the tension in each of the wires?

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Q: A current of O.50 A exists in a 50-ohm lamp. The applied potential difference is 0.50 V O 25 V 50 V…

A: Write the given values with the suitable variables. I=0.5 AR=50 Ω Here, I is the current and R is…

Q: 3. What is the momentum of a 250 kg of a mini car whose velocity is 10 m/s?

A: The momentum of a body of mass m kg moving with velocity v m/s is given by, p = (mv) kg.m/s.

Q: Complete the following diagrams below.

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Q: BA В В 44 (a) (b) (c)

A: Introduction: When a charge moves in the magnetic field, charged particles experience a magnetic…

Q: A car accelerates at 1. 5m/s2. Assuming the car starts from rest, how much time does it need to…

A: Given:  acceleration of the car (a) = 1.5 m/s2             initialspeed of the car (u) = 0m/s (rest)…

Q: Scattered of wavelength in Compton effect obviously depends on A. Intensity B. Material C. Angle D.…

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Q: 1. An object of charge +2.0 ×10°C is located at the Cartesian origin, (Om,0m). A second object, of…

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Q: For the given figure, the unknown mass. m, should be slug to maintain the bar in a horizontal…

A: The length of the bar is L=10 ft The weight on the left end of the bar is W1=12 lb Assume the mass…

Q: A rock is tossed straight up with a speed of 20 m/s. When it returns, it falls into a hole 10 m…

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Q: (d) Draw the velocity vectors,  and the resultant velocity vector at this time.

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