Example: 2g of a small plastic ball attached to a string of 20cm Ina uniform electric field as in the figure below, if the ball is balanced and makes an angle of 150 with the column, what is the net charge of the ball

Q: Convert the following to Sl units: 4.55 ms HA Value Units

A: Solution: Given,  4.55 ms Unit of above number is ms(millisecond) millisecond is a unit of time SI…

Q: In the figure R₁ = 1200, R₂ = R3 = 55.00, R4 = 73.7 0, and the ideal battery has emf ε = 6.00 V. (a)…

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Q: (b) What is Hall effect? Find the torque on a current carrying conducting rectangular loop of length…

A: Definition: When magnetic field is applied in a direction perpendicular to flow of current,…

Q: There are many exceptions to the Law of Conservation of Mass. True False

A: By the Law of Conservation of Mass, matter can neither be created nor be destroyed in a chemical or…

Q: Which ones apply

A: In the motion diagram shown in A, the points are equidistant from each other. This means that the…

Q: both of the answer is incorrect

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Q: how about if it 87%

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Q: 7. A Pyramid in Egypt has a square base 230 m on each side. The faces of the pyramid make an angle…

A: Pyramid is an example for a square prism.  Variables known, The length of the square base is 230m,…

Q: As shown in the figure, calculate the magnetic field that wil1 be formed at the point A of the…

A: Given:- Radius of the half circle = 5 cm = 0.05 m Current flowing through the circuit = 10 A

Q: In the figure R₁ = 11002, R2 = R3 = 38.00, R4 = 75.6 02, and the ideal battery has emf ε = 6.00 V.…

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Q: nswers were wrong

A: Given, Initial speed, v0  = 53 km /h = 53 ×10003600 m/s = 14.72 m/s Reaction time = 1s Stopping…

Q: What is the opposite of squaring a number? O divide O multiply O fractions square root

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Q: The resistance of the metal bar with a weight of 3 N and a length of 1.5 m is 10 2. The metal rod…

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Q: The deck has a mass of 1000-kg and is supported by cables A, B, and C. What are the tensions in the…

A: We have given  that the mass of object is 1000 Kg. It is supported by three cables.  As there is no…

Q: 4. Discuss the application of physics in the field of textile. Briefly.

A: Physics plays an important role in textile technology. The study of the structure and physical…

Q: am confused about the solutions

A: Express answers in parts (a), (b), and (c) in terms of m, L, v, and physical constants as…

Q: (d) Number (e) Number Mo i Units Units

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Q: A hypothetical NH molecule makes a rotational-level transition from I= 3 to l = 1 and gives off a…

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Q: What is a base unit

A: The quantities can be classified into two groups i.e. base units and derived units. Base unit is one…

Q: Convert to full form f) 2.37 x 10-2 g) 3.22 x 106 h) 5.49 x 103

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Q: 1. For the graph shown, the dependent variable is and independent variable is 120 100 80 60 40 20 8.…

A: 1. Dependent variable = extension     Independent variable = mass 2. The scale chosen for Y axis is…

Q: In the case of half-wave rectifier, what is the correct answer:

A: As per the company policy, only 1st question will be answered here, please post the rest separately.…

Q: These answers are wrong please give me the right answers

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Q: How many kw-hr of energy does a 40 Watt light bulb use in one hour?   B) FPL charges 10.8 cents…

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Q: Gram is the fundamental unit of mass in SI system

A: SI base unit of mass is kilogram.It is represented by letter Kg.

Q: ) if A = = 3i+4j +2K and B= -2i +6j +5k find A. В. (A.B änjö a)

A: Option b

Q: How to determine c urrent using right hand rule

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Q: In the figure, block 1 has mass m₁ = 480 g, block 2 has mass m2 = 560 g, and the pulley is on a…

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Q: A signed value is one that can be positive, negative, or zero.   True   False

A: Signed value is 32 bit datum that encodes an integer which may be positive, negative or zero.