What is the peak wavelength of a blackbody with a temperature of 9000 K?

Q: If a resistor in a series circuit is shorted, the series current, I drops to zero stays the same…

A: Given, A resistor in a series circuit is shorted. We know that current = VoltageReq In series…

Q: 32. A cannon fires projectiles over level ground at 140 m/s. What is the smallest ar the ground at…

A: GivenInitial velocity, u=140 m/sHorizontal range, R=1500 m

Q: Learning Goal: To understand how to find the wavelength and diffraction patterns of electrons. An…

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Q: The position of an object as a function of time is given by x(t) = bt³ - ct² + et where b = 1.8…

A: Given value--- x = b t³ - c t² + e t - f . We have to find--- Instantaneous acceleration at t =…

Q: 31. A person whose surface area is 1.40 m², whose emissivity is 0.50, and temperature is 293 °K is…

A: Given, The surface area of the person (A) = 1.40 m2. Emissivity (e) =0.50. Initial temperature…

Q: A body of mass 2.0 kg is experiencing air resistance and is observed to fall with an acceleration of…

A: Given value--- mass = 2 kg. acceleration = 9.2 m/s2.  We have to find--- force due to air…

Q: 11) A 45 kg. girl is sitting on a seesaw 0.6 m from the balance point. How far, on the other side,…

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Q: Due to a jaw injury, a patient must wear a strap (see the figure) that produces a net upward force…

A: Given:  chin strap angle = 75°Net upward force = 5 N

Q: Which container would experience a higher pressure at the bottom: a 1 ft tall plastic kiddy pool…

A: Given data: The two containers, Container 1 - 1 ft tall plastic kiddy pool filled with 15 L of…

Q: The half-life of radon-222 is about 3.823 days. (a) Determine the decay constant for radon-222.…

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Q: An object with a mass m = 0.5 kg is attached to a spring with a force constant k = 20 N/m and…

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Q: A monochromatic laser is exciting hydrogen atoms from the n = 2 state to the n = 5 state. Submit ▾…

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Q: Suppose a 0.55 mH inductor is connected to a 37.5 μF capacitor.    Find the resonant frequency, in…

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Q: A copper rod (length = 1.83 m, radius= 3.87 x 103 m, Young's modulus 1.1 x 1011 N/m²) hangs down…

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Q: The conductivity of a plasma is purely imaginary given by o = ioo. Therefore, J = iooĒ. If the…

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Q: 22 A particle is confined to the one-dimensional infinite poten tial well of Fig. 39-2. If the…

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Q: 6. Two blocks connected by a string are being raised by a 200-N force pulling on the top block. What…

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Q: Light enters a substance from air at 45.0° to the normal. It continues within the substance at 25.0°…

A: Given data:                Incident angle (i) = 45°                Refracted angle (r) = 25°

Q: 19. Using a rope, you pull a large 150 kg sled while accelerating at 0.2 m/s² across a horizontal…

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Q: 104. •••A bullet that has a mass of 10 g is fired at a speed of 150 m/s into a 2.2-kg block that…

A: Given that A bullet of mass (m) =10g =10x10-3kg =0.01kg Mass of the block(M) =2.2kg Spring constant…

Q: An RLC series circuit has a 2.4 Ω resistor, a 95 μH inductor, and a 82.5 μF capacitor  (a)  Find…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 5) A 2 kg mass moving with a velocity of 7 m/s collides elastically with a 4 kg mass moving in the…

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Q: Use the principle of equilibrium (where the sum of torques is zero) to calculate the third, unknown…

A: The principle of equilibrium suggests that the net torque about fulcrum must be zero. The FBD of the…

Q: A motorcycle has a constant acceleration of 2.5 m/s2. Both the velocity and acceleration of the…

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Q: or

A: Distance of far point from eye = -80cm

Q: Use the principle of equilibrium (where the sum of torques is zero) to calculate the third, unknown…

A: Given:  m1= 50 g m2 = 100 g x1 = 20 cm x2 = 80 cm x3 = 60 cm   To Find: F3 = ?     Analysis:  The…

Q: A simple pendulum has a period of 4.40s . Determine the length of the pendulum (assuming that g…

A: Given value--- Time period = 4.4 s. We have to find---  length of rod ?

Q: A tennis ball, starting from rest, rolls down the hill in the figure. At the end of the hill the…

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Q: A 3500 kg statue is placed on top of a cylindrical object (Y= 2.3 x10^10 Pa). The stand has a cross…

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Q: Consider the two vectors, A and B. in the figure. The resultant vector C is the sum of vectors A and…

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Q: A tank is full of water. Find the work (in ft-lb) required to pump the water out of the spout. Use…

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Q: (Not graded) Consider a simple hydrogen atom where an electron orbits around a proton. Suppose a…

A: According to Faraday's law, an EMF (electromotive force) is generated in a conductor if it is placed…

Q: A ball is thrown vertically upward from the ground and a student gazing at the window sees it moving…

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Q: The engine of car A produces an acceleration of 24 m/s² in the car. The mass of car A is twice that…

A: Given in question -  Acceleration of carA (aA) = 24 m/s2 mass of car A (mA) = 2×mass of carB(mB) To…

Q: (a) Show that cos(wt – ß), cos wt, sinwt are linearly dependent functions of t. Ans. W(x) = 0

A: If wronskian of three functions is zero then they are called linearly independent.

Q: Object A weighs 64.4 lb and has a radius of gyration of 0.60 ft with respect to a horizontal axis…

A: Given that: Weight of A, WA=64.4 lbHence the mass of A, MA=WAg=64.432.2 =2 slugRadius of gyration of…

Q: Determine the energy in joules and wavelength in nm of a photon with energy of 4.10 eV. (a) energy…

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Q: 4) A hydrogen atom, initially in the ground state (n = 1) absorbs a 12.75 eV photon. Immediately…

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Q: 15) An object of mass 0.5 kg., moving in a circular path of radius 0.25 m, experiences a centripetal…

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Q: A 5 kg bag of sand is poured into a funnel and allowed to flow out the bottom of the funnel and onto…

A: We have a sand of mass M=5 kg which is poured through a funnel as it reaches a scale d=2.8 m below…

Q: 25. A movable circular lid rests on top of an a gas-filled a cylinder; the cylinder and lid have a…

A: Pressure is the force exerted on a surface perpendicular to the direction of force.  In simpler…

Q: A longitudinal wave with a frequency of 3.72 Hz takes 2.23 s to travel the length of a 2.55-m Slinky…

A: Given data:  Frequency (f) = 3.72 Hz Time (t) = 2.23 s Distance traveled (d) = 2.55 m Required: The…

Q: 400 26. A monatomic gas at a temperature of 600 °K and pressure 300 kPa is inside a container whose…

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Q: If Mel’s face is 38.9 cm in front of a concave shaving mirror creating an upright image 1.46 times…

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Q: In the game of pool, all the balls have the same mass (0.17 kg).Look at the figure carefully. The…

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Q: Skater 1 string Submit Anwwer Tries 0/5 If the skaters pull on the string to bring each other closer…

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Q: The velocity of an object as a function of time is given by v(t) = b + ct - et², where v and t are…

A: Data we have v(t)=b+ct-et2 To find instantaneous acceleration when t=0.63s

Q: What is the temperature (in °C) on the right side of the wall shown in the figure below?

A: formula usedheat tarvelled between two surfaces =kA∆T∆xk is conductivity constantA is are of cross…

Q: Object -1 4 -4 -2 30 cm 1 f₁= 15 cm Left 40 cm f₂=20 cm A converging lens (f = 15 cm) and a second…

A: Write the equation of the first lens to calculate the image distance. 1f1=1v1+1u1115 cm=1v1+130…

Q: Consider an infinite wire of radius a that carries a current I(t) = Io coswt. If it is separated…

A: Given, An infinite wire of radius a carries a current, It=Iocosωt It is separated into two pieces…

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?