5) A particle of mass 200g is thrown vertically upwards with a speed of 10ms-1, the work done by force of gravity while the particle goes up is given by a) 15 J b) -15 J c) 10 J d) -10 J e)5J

Q: What is the magnitude of the electric field at the point (2.60 i -6.20j+ 2.20 k) m if the electric…

A: Position given = 2.6i^  - 6.2j^ +2.2k^ V (Potential) = 1.5xyz2 E = -(gradient of V)

Q: 2. Determine the velocity of the 60-lb block A if the two blocks are released from rest and the…

A:

Q: Problem 1: A horizontal force, F, = 65 N, and a force, F2 = 18.1 N acting at an angle of 0 to the…

A: We have to calculate the acceleration of the block.   Given :- The forces are F1=65 N , F2=18.1 N.…

Q: A 2.8 µF capacitor and a 5.8 µF capacitor are connected in parallel across a 430 V potential…

A: C1=2.8uf C2=5.8uf Voltage applied (V)= 430 v

Q: both of the answer is incorrect

A:

Q: Problem 4: A toy car is rolling down the ramp as shown in the figure. The car's mass is m = 1.1 kg…

A:

Q: That's not the correct answer! The answer is 45 m

A: P = 1.3 MW v = 9.5 m/sCp = 0.36rho = 1.225 kg/m^3

Q: 38. When a 5-kilogram mass is lifted from the ground to a height of 10 meters, the gravitational…

A: when the object from its initial position is lifted by height h on earth then the gravitational…

Q: Which one of the expressions is the correct form of Faraday's law in general?

A: Here option C states the Ampere's law ∮B.ds = μ0I So option C is incorrect. Also option A, B and E…

Q: my quiz shows the answer as 10?

A:

Q: 3. A gardener pushes a 30.0 kg lawnmower on a flat surface for 10.0 m with a force of 100. N at an…

A: Given, Mass(m)=30kg Distance (s)=10m Force (F)=100N Angle=30

Q: Light of wavelength 618 nm is incident normally on a diffraction grating. Two adjacent maxima occur…

A: the wavelength of light=618nm Two adjacent maxima occur at sinθ=0.24 & sinθ=0.35

Q: A plastic disk of radius R = 46.3 cm is charged on one side with a uniform surface charge density…

A: This question is based on Electrostatic potential topic. The formula for Electrostatic potential due…

Q: A coaxial cable used in a transmission line has an inner radius of 0.14 mm and an outer radius of…

A: Solution

Q: ne Imaginary line above the earth's surface marks the top of the atmosphere and the beginning of…

A:

Q: 1) Calculate the overall magnification of a compound microscope

A: Assuming here magnification is asked not angular magnification . I have used standard  formulae to…

Q: Four identical metallic objects carry the following charges: +1.68, +6.06, -4.99, and -9.13 μC. The…

A:

Q: This answer is wrong. Please can someone redo this

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: One force acting on a machine part is F¹ = (-5.00 N). The vector from the origin to the point where…

A:

Q: 2. Now we get rid of the differentials on both sides by integrating both sides. In algebra, you…

A: (a) Integrate the dq side from q(0)=0 to q(t). (b) Integrate the dt side from t=0 to t. (c) Solve…

Q: Question 1: What is the relationship between the Torque and the distance of the force from the axis…

A: 1. Torque is defined as a force applied to a point on an  object about the axis of rotation.  The…

Q: With the third CoVid wave coming in the winter, Philopater doesn't think it's safe on Earth anymore.…

A:

Q: A carpenter holds a 13-lb 2-in. by 4-in. board as shown. If he exerts vertical forces on the board,…

A:

Q: What are the signs of the charges in the configuration shown in the figure? A. Charges 1, 2, and 3…

A: Like charges repel each other and their electric field lines also repel each other . Unlike charges…

Q: Problem 9: Circular turns of radius r in a race track are often banked at an angle 0 to allow the…

A:

Q: Jaclyn and Vanessa also join NASA to avoid CoVid. But instead of spending the year in space playing…

A: total time = T = 6 months = 1.577 x 107 Sec radius of Mars = R = 3389.5 Km = 3389.5 x 1000 = 339500…

Q: Please provide a written answer

A:

Helmholtz Free Energy

The Helmholtz free energy is a thermodynamic potential used to calculate the measure of useful work from a closed system. This system is kept at constant temperature and volume. German physicist Hermann Helmholtz introduced this concept in 1882.