at what wavelength (in nm) will it radiate the most energy? Is this a cool or hot star?

Q: Please answer d e f g h

A: As the surface is frictionless we can apply Newton's equation of motion to this problem.

Q: A 60.0-kg person rides in an elevator while standing on a scale. The scale reads 400. N. What is the...

A: Mass of person m=60 kg The apparent weight of the person (scale reading) R=400 N

Q: Two blocks with masses m and M are connected by a massless string which runs over a massless pulley,...

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Q: A ball is dropped off a cliff in Vermont.  Assuming it doesn't hit the ground, what will it's veloci...

A: Let  us consider that the ball falls vertically down the cliff. Given, time,t=2 sec. From the equati...

Q: State one method which can be used to raise the temperature of the plasma to a suitable temperature

A: By plasma temperature, it generally means electron temperature. When pressure is very high, there is...

Q: Earth's daylight surface disk absorbs about 1047 W per m2 from the Sun. Using 6400 km for the Earth'...

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Q: coefficient of kinetic friction 2 m, h A bullet of mass m¡ traveling horizontally with speed u hits ...

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Q: (a) What is the magnetic moment m due to loop 1 (use the dipole approximation)? (b) What is the magn...

A: Using dipole approximation , we can approximate the magnetic field due to the loop and compare it wi...

Q: How can I get the solutions and answer to this problem? A piston cylinder's weight is 1.5 times the ...

A: Let W and F denote the weight of the gas and the force applied by the atmospheric pressure (Patm) on...

Q: The figure shows four pairs of polarizing sheets, seen face-on. Each pair is mounted in the path of ...

A: When an unpolarized light passes through a polarizer then the intensity of light becomes half and li...

Q: 4) Consider the circuit below. Design an equivalent circuit using an op-amp, the same resistor R, an...

A: Answer:   To determine the Value of capacitor with the value in terms of R and L is given as below: ...

Q: Hi kindly help me out!

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Q: 1) The circuit shown, with R1 = 20 kn R2 = 80 k N The supply voltages to the op-amp are +15 V and -1...

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you ar...

Q: In a slap shot, a hockey player accelerates the puck from a velocity of 7.5 m/s to 41 m/s in one dir...

A:

Q: Which mediums did the waves in the exploration travel through

A: Given information: It is mentioned in the exploration that the wave are classified as mechanical and...

Q: 1. Find the base currents of Q1 and Q2. Vcc f14v Rc 6.8 kN R1 33 k2 Q2 B2= 50 B = 100 RE2 1.2 kN R2 ...

A: Given: VC==14VR1=33 kΩR2=10 kΩRC=6.8 kΩRE1=2.2 kΩRE2=1.2 kΩβ1 = 100β2 = 50VBE = 0.7 V

Q: Industrial CO2 lasers with l 5 10.6 mm are used in cutting and welding. How many photons/s are produ...

A: Given: The power output of the laser is 5 kW. The wavelength of the light is 10.6 mm.

Q: A 63.0-kg sprinter starts a race with an acceleration of 4.20 m/s2. What is the net external force o...

A: Given values, Mass of sprinter, m=63 Kg Acceleration, a=4.20 m/s2

Q: Consider a classical system of N noninteracting diatomic molecules enclosed in a box of volume V and...

A: Solution:   Given that, The Hamiltonian of a single molecule is given as  below:   H(p1, p2 , r1, r2...

Q: "Hand written solution plz"

A: Since handwritten answers are not permitted, so answer is given in a typed format. To find the value...

Q: 5. A painter of mass m stands on a light platform of mass Mand pulls himself up by means of two rope...

A: m

Q: The motorcycle has a mass of 0.5-Mg and a negligible size. Itpasses point ‘A’ traveling with a speed...

A: Normal force is, FN=mv2ρA=0.5 Mg15 m/s2200 m=500 kg15 m/s2200 m                        Since, 1 Mg=1...

Q: Question: A hot 1 kg chunk of copper is allowed to cool to 100°C. If the copper gave off 231 kJ of e...

A: The heat released by the material when it decreases its temperature is given by   Where m = mass of...

Q: PROBLEM 5: A 10KN body is being held by a single rope attached in between points A and B; (a) draw t...

A: (a) Draw the FBD of the given problem as shown below:     Here, T1 and T2 are the tensions in the l...

Q: The planet Mercury has a mass of 3.30×1023 kilograms (kg) and a radius of 2440 kilometers (km). The ...

A: (a) The gravitational field strength of the planet Mercury is as follows: g=GMR2g=6.67×10-11N·m2/kg2...

Q: A 30-gallon tank initially contains 15 gallons of brine (water and salt solution) containing 6 pound...

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Q: Determine the force that the smooth roller C exerts on member AB. Also, what are the horizontal and ...

A: The moment about A is given 60 lb.ft. Therefore, ∑MA=0-60+Dx0.5=0Dx=120 lb

Q: P13E.8 Although expressions like (ɛ) = -dlng/dß are useful for formal manipulations in statistical t...

A: The first part of the problem has been solved. (a) Given: The three different functions representing...

Q: Any help on this problem would be appreciated!   r of a sphere- 5.2 cm volume charge density= 2.7 nC...

A: Given sphere of radius r=5.2cm=0.052m Volume charge density ρ=2.7nC/m³ We need to find electric fiel...

Q: Find

A: Here ,ND= 1024 m-3 NA=1020m-3 ni= 1.45× 1016 m-3 For the barrier potential 

Q: dy b) Solve (1 + t?) + y = etan-1t. dt

A:  The given equation is in the form of Linear Differential Equation Linear Differential Equation is g...

Q: 2/(2a) A spherically symmetric charge distribution has density p(r) = Q- 4Ta2r where a is a constant...

A: Given: The volume charge distribution ρ(r) = Q 14πa2r e-r22a  

Q: A charge Q is at the origin. Find the electric flux through the square surface in the x ® z plane, b...

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Q: The propagation of uncertainty formula for the equation y - ax^2 is y (Ay +(Ay,)² where Aya = (ax²) ...

A: This problem is based on the error propagation method. Here y=ax2 and we have to find out uncertaint...

Q: A ball is thrown horizontally from the top of a 65 m building and lands 125 m from the base of the b...

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Q: Explain briefly instable state of the wave observed from the frame indicated in the diagram below.

A: The above graph is a velocity function f0(v) varying with velocity. From the graph, it is clear that...

Q: (III) The two strands of the helix-shaped DNA molecule are held together by electrostatic forces as ...

A: (a) The net force between thymine and adenine can be expressed as the combination of attractive and ...

Q: SP4. A car traveling in a straight line with an initial velocity of 9.4m/s accelerates at a rate of ...

A: Kinematic equations of motion are    Where u = Initial velocity, V =final velocity, a = acceleratio...

Q: a) For a particle in a one-dimensional box of length L, do the energy levels move up ordown if the b...

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want...

Q: (a) If the area of a square has increased by a factor of 9.0, by how much has each side increased? (...

A: Area of square is increased by factor 9.0 And volume of cube is increased by factor 27.0

Q: Sketch instantaneous acceleration vs. time graphs for a cart moving (1) with a constant acceleration...

A: graph of constant acceleration Here the equation is  a=constantdvdt=constant=cdv=c×dt Here C is con...

Q: 1) Two identical atomic clocks are manufactured at a factory. One clock remains at the factory, and ...

A: Hey, since there are multiple questions posted, we will answer first question. If you want any speci...

Q: 1. A mass hanging from a string is 65.65 grams.  What is the force pulling on the string due to grav...

A: Given: The mass hanging from the string is 65.65 g. The mass of the carriage is 1415.18 g. The horiz...

Q: 5. An automobile enters a turn whose radius is R. The road is banked at an angle 0, and the coeffici...

A: