An astronomical object characterized by being made of real mass but having low or difficult to detect luminosity over distance, perhaps making it seem not to be there at great distances.

Q: Can you explain please

A: Given information:The energy intensity delivered by the sun (Is) = 1000 W/m2The dimensions of the…

Q: I=2 I-ム、3

A: According to the question we have to find the value of I.

Q: 9. A container made of a metal has a mass of 3.5 kg and contains 19 kg of water. A 0.050 kg cube of…

A: The temperature at which ice melts is called the melting point. The melting point of ice is 0 °C.

Q: A rigid, well-insulated tank contains a two-phase mixture of ammonia with 0.0025 ft3 of saturated…

A:

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: Electrical energy is converted into thermal energy in a resistor at the rate of 5 watts for 1…

A: Given, Electrical energy is converted into thermal energy in a resistor at the rate of 5 watts per…

Q: A paradox is defined in the Merriam-Webster online dictionary as 'an argument that apparently…

A: Special theory of relativity

Q: The dimensionally incorrect formula is

A: Given a set of formulas.Find:Dimensionally incorrect formula.

Q: road at an extremely high rate of speed may be about as safe as riding a rhino. You continue to…

A: The bike starts from rest .Hence the initial velocity u=0 m/s The acceleration of the bike a =1.3…

Q: A particle starts from rest at x = -1.8 m and moves along the x-axis with the velocity history…

A: Here we use the equation of motion v = u + a*t to find the acceleration  and s= u*t +0.5*a*t2 to…

Q: Four charges form an isosceles trapezoid: Q1 = +2C is located at vertex X; Q2 = -3C is located at…

A: Charge q1 =+2C q2 =-3C q3 =+4C q4= - 5C We have the net force exerted by charge 1,2,3 on charge 4

Q: 5) With A any vector, (Ā · V)F = Ā. (a) Verify this result in Cartesian coordinates. (b) Verify this…

A:

Q: 2. If you throw a rock straight up in the air with a velocity of 29.5 m/s, how high does it go and…

A: At highest point final velocity will be zero. Apply kinematics formula, v=u+at Initial speed u=29.5…

Q: Compute for the voltage Vab in the circuit shown below. RS a- 2 Ohms V3 b- 허미다 10V ○-12.6547 V ○…

A: Current is dependent on voltage between 2 terminals. This is called Ohm's law. More is the potential…

Q: Given the surface charge density ps = 100 µC/m², existing in the region p<0.2 m, z = 0, find E at…

A: Given that: ρs=100 μC/m2PA (ρ=0,z=0.5) mPB (ρ=0,z=-0.5) mWe can consider the value of radius ρ=0.2 m

Q: 2. Sketch the f v.s. Uind graph for given data table. Determine the value of µo and calculate the…

A: The graph for the given table is as follows:

Q: A 0.47 m copper rod with a mass of 5.00×10-2 kg carries a current of 13 A in the positive x…

A: Given: In this question, the given details are, A 0.47 m copper rod with a mass of 5.00×10-2 kg…

Q: 12. A golfer drives a ball from its tee. The speed of the ball is 30 ms-1. The mass of the ball is…

A: Given: The speed of the ball is v=30 m/s. The mass of the ball is m=50 g. The contact time between…

Q: Significant figures are important. Three students are each asked to measure one side of a box.…

A: The answer is 53 cm3

Q: A long nonconducting wire has a charge of uniform density (4 nC/m) distributed throughout its…

A:

Q: For a spherical surface with radius 0.4 m and is charged by 25 nC, the electric Potential V at r =…

A: The radius of the spherical surface is R = 0.4 m. The charge on the spherical surface is Q = 25 nC =…

Q: A small planet having a radius of 1000 km exerts a gravitational force of 100 N on an object that is…

A: Given: Here, the given radius value is R=1000 km. And the given gravitational force is, F=100 N. The…

Q: Find the force(F) on a 10µC charge at (1,1,3)m if four like charges of 200µC are located on thex and…

A:

Q: 2. Sketch the f v.s. Uind graph for given data table. Determine the value of µo and calculate the…

A: The graph for the given table is as follows:

Q: At a distanced from a charge, the magnitude of the electric field is E. What would be the magnitude…

A:

Q: Part C What is the force F, applied to the ball by the rod? Take upward forces to be positive (e.g.,…

A:

Q: A rocket of mass 1483 kg accelerates at 294 m/s^2 for 46 s from an initial speed of 1177 m/s. How…

A: Given: In this question, the given details are, A rocket of mass 1483 kg accelerates at 294 m/s2 for…

Q: What can you say about the coefficient of friction, uk ? Assume the speed is low enough that air…

A: since the skier is moving with constant speed, the acceleration is zero. therefore, the net force…

Q: If a 0.3 Tesla magnet moves into a coil with an cross sectional area of 0.20 in 0.4 seconds and…

A:

Q: An astronaut leaves Earth on a space journey, travelling at a speed of 0.95c, and returns to Earth…

A: Given: In this question, the given details are, An astronaut leaves Earth on a space journey,…

Q: r from the starter cable of a car, carrying 140 A, must you be to experience a field less than the…

A: Current(I)=140A Magneticfield(B)=5.10×10-5 T

Q: IJ 0

A: Hey, since there are multiple subparts  posted, we will answer first three subparts. If you want any…

Q: A certain triple-star system consists of two stars, each of mass m = 1.9×1030 kg, revolving in the…

A:

Q: 1. Four students are trying to move a table from one corner of the classroom to another, as…

A: Given Data: Let us consider the given forces acting on rectangular table. We are to find resultant…

Q: Starting from rest at the top plate with what velocity would an particle hit the bottom plate. The…

A: Given:- 9)  The potential difference V = 568 V  The figure of the battery is given as  Find:-  What…

Q: A carrier signal given by (cos2Tt105t) volt is AM modulation by the message signal given by…

A: *Minor correction* the carrier signal is given by cos 2π 105t  and the modulated/message signal is…

Q: Problem 1 A rock is thrown straight upward at 9 m/s just over the side of a raised deck, 5.5 m above…

A: Initial velocity of the rock, Height from which the rock was thrown,

Q: 51, please.

A: Given: Potential energy of the stuntman = 10,000 J

Q: 9. What is the clectric potential at P due to charges Q, and Qz? 1.0 m 0.50 m Q- 1.0 μC QQ-4.0 μC…

A: SOlution: gievn that Q1 = 1 micro C Q2 = 4 micro C r1 = 0.5 m r2 = 1 m

Q: Suppose three negative charges are equally spaced on a semi-circle of radius R as shown. What is the…

A: Visualize the Problem:

Q: D. Electrons produced interference patterns. This happens when light is bounced off by particles in…

A: Some basic properties of light  Reflection of light Refraction of light Dispersion of light…