A potential difference of 12 Vis found to produce a current of 0.40 A in a 3.2-m length of wire with a uniform radius of 0.40 cm. What is (a) the resistance of the wire? (b) The resistivity of the wire?

Q: A device that is commonly used in radiation therapy for cancer contains 0.50 g of cobalt of 60 Co…

A: Concept: To determine the Decay constant and the Activity of the radioactive material we will use…

Q: Could you please elaborate on the solution?

A: Mass of the car, m=1000 kg Initial speed of the car, u=72 km/h Final speed of the car, v=0…

Q: Given the mass of a radioactive material, phosphorus 32P is 0.60 g and its half-life, T1/2 is 14.3…

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Q: Positive charge Q is distributed uniformly around a very thin conducting ring of radius a, as in…

A: Given  A charged ring having uniform charge Q .

Q: For the vectors shown below, determine the values of A and the acute angle 02 (in degrees) that…

A: a vector can be written as A̅ = A Cosθ î + A Sinθ ĵ

Q: Can you please describe this problem solution in more detail - thanks!!

A: Given,  M = 3 î + 4 ĵ – 4 k^ N = î − 4 ĵ −  k^

Q: The circuit in the figure below has been connected for a long time. Let R₁ = 7.60 Q and R₂ = 3.00 .…

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Q: Mk=0.7. 10 kg TIR A 10-kg box is at sliding to the right on the floor. A rope is attached to the box…

A: mass of box = m = 10 kg co efficient of friction = 0.7 acceleration = a = 6 m/s2

Q: satellite has a mass of 5.00 x 10 ne mass of the Earth is 5.98x102 Calculate the gravitational force…

A: Gravitation force between two masses F = Gm1 m2 /r2

Q: The sound loudness 5.0 m from a point source is 95 dB. At what distance will it be 75 dB? Hint:…

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Q: Consider the loop-de-loop track. A small round object with radius r<<R is placed on the track at…

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Q: Find the average binding energy per nucleon of Mg. Select one: O 8.26 MeV/nucleon O 8.62 MeV/nucleon…

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Q: Calculate the moment MB of the 670-N force about the bolt at B. Simplify your work by first…

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Q: Please help me solve these problems.

A: The velocity of the first ball is

Q: Which of the following correctly orders electromagnetic waves by increasing frequency? a. radio,…

A: There are 7 electromagnetic waves. In order of increasing frequency electromagnetic waves are given…

Q: A light ray in plastic (n=1.45) hits an air/plastic boundary as shown below. The ray will be.? 45°…

A: The ray will get refracted if the angle of incidence is smaller than critical angle. And will be…