A small sphere of charge q = +66 μC and mass m = 5.4 g is attached to a light string and placed in a uniform electric field E that makes an angle = 33° with the horizontal. The opposite end of the string is attached to a wall and the sphere is in static equilibrium when the string is horizontal as in the figure shown below. E 0

Q: (b) Show that for a long straight wire carrying a current i, the Biot-Savart law gives, for the…

A:

Q: Before After Students' Descriptions Momentum Conserved? Kinetic Energy Conserved? Velocity of Cart…

A: a) Type of collision is inelastic by student 1 Inelastic collision :- In inelastic collision the…

Q: Revie The figure below (Figure 1) illustrates an Atwood's machine. Let the masses of blocks A and B…

A: Now lets try to understand the question. In basic level we always say that let the pulley is mass…

Q: A concert is held inside a well-insulated hall. The concert hall is a half of a hemispherical shaped…

A:

Q: Q4. Convert these into proper vector notation: Westward velocity of 42 km/h. Position 6.5 measured…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Page 102 Practice Problem 4.2: Suppose the counter attendant pushes a 0.35kg bottle with the same…

A: Given: The mass of the bottle: m=0.35 kg Initial velocity: vi =2.80 m/s Final velocity: vf =0…

Q: During an experiment in which you are investigating the acceleration changes due to force changes,…

A: Given  Force changes. To find  which value will remain constant during this time .

Q: A UFO experienced a constant acceleration of 17 m/s² west during which its displacement was 46,690 m…

A: Given data:  Acceleration (a) = 17 m/s2, West  Distance (d) = 46690 m, West Final velocity (Vf) =…

Q: I need help answering this physics question can you help expla

A: (See graph on the Explanation box)Explanation: If A = 4, y = 4/x if x = 1, y = 4/1y = 4 (1,4) if x =…

Q: i need some help with the below question

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Calculate the force between two phones each with a distance of 0.7 meters apart and a mass of 0.45…

A: Gravitational Force of attraction F =Gm1m2r2

Q: Explain what are the main job duties and responsibilities of physics teacher employee?

A: The main responsibilities  of physics teacher to Understand the curriculum requirements, lesson…

Q: QUESTION 2 Dragsters can achieve average accelerations of 2.68 m/s2. Suppose such a dragster…

A:

Q: Podracing is a very popular auto racing sport in the Star Wars universe. Although it is dangerous,…

A:

Q: A 28 cm -diameter conducting sphere is charged to 650 V relative to V Part A 0 at r = o0? What is…

A: Given, The diameter of conducting sphere is D=28cm So the radius of conducting sphere is…

Q: here kB is the Boltzmann constant. the two distribution functions to

A: Given: Rayleigh-Jeans distribution function is  Iλ,T=2πckBTλ4

Q: 2. A projectile is launched from the top of a 30-m tall structure towards a landing pad whose front…

A: Given data:

Q: Powerful industrial solenoids produce B field magnitudes of about 30 T. Estimate the current…

A:

Q: What is the change in length of a 4.82-cm-long column of mercury if its temperature changes from…

A: Given data:  Original Length (L0) = 4.82 cm = 4.82×10-2 m Initial temperature (Ti) = 37.0 °C Final…

Q: need help

A: Let us draw the free body diagram of high jumper-…

Q: Electric field is a function of Velocity O Time O Acceleration O Position

A: According to question we need to find---  electric field is a function of?

Q: An object is thrown horizontally from the top of a 40-m building and lands 30 m from the base of the…

A: As per our guidelines we allowed to answer only one.

Q: need help - physics

A:

Q: 4. When light reflects, the angle of reflection is on the opposite side of the normal line from the…

A:

Q: For a constant magnetic field (constant current), vary the velocity of the electron (by varying…

A: Given relation for qm qm=constantI2×Vr2

Q: A spherical rain drop carries a charge of 2.70E-8 C and has a potential of 5.76E+4V at the surface.…

A: Given: In this question, the given details are, A spherical rain drop carries a charge of 2.7×10-8 C…

Q: The circuit in the figure below contains a 90.0 V battery and four capacitors. In the top parallel…

A:

Q: An air puck of mass 0.171 kg is tied to a string and allowed to revolve in a circle of radius 1.14 m…

A: Given: The mass of an air puck is m1=0.171 kg. The radius of circle is r=1.14 m. The mass tied at…

Q: 1) Take a moment to look at the items the simulator window is displaying (balloon, sweater, wall,…

A: Before After Charge on sweater 0 +ve charge Charge on Balloon 0 -ve charge

Q: 14. A 6.0 V battery is connected to a circuit with a resistance of 2.0 2. a) Find the current. b) If…

A: Potential difference of battery = V = 6.0 Volts  Resistance R = 2.0 ohms (A) From Ohm's law,…

Q: Figure 2 below shows three different magnitudes of charges that located along the circumference a…

A:

Q: anbs r-0.500 m r0.500 m Rele back b Eample 1914. h his sden, he chage qi i al be oigih he taợe qi s…

A:

Q: Part 2: Velocity & Radial Acceleration Shown below is the radial acceleration vector for an object…

A:

Q: 29. A solution containing 90% by volume of alcohol (in water) runs at 1 gal/min into a 100-gal tank…

A: Given: In this question, the given details are, A solution containing 90% by volume of alcohol (in…

Q: Magnetic Forces, Materials, and Inductance Q7) Calculate the magnetic flux inside a toroid with 8000…

A: The number of turns in the coil is given as, N=8000 turns. The radius of the magnetic circuit is…

Q: 1) A 1.00-mol sample of an ideal diatomic gas is allowed to expand. This expansion is represented by…

A:

Q: a) Explain self and mutual induction with suitable diagrams.

A:

Q: A brass rod is 25.0 cm long at a temperature of 20.0°C. The coefficient of linear expansion of brass…

A: Given data: Original Length (L0) = 25.0 cm = 0.250 m Initial temperature (T0) = 20.0°C Coefficient…

Q: 2. When cars are equipped with flexible bumpers, they will bounce off each other during low-speed…

A: mass of the cars:mA=1750 kgmB=1450 kgVA1=1.50 msVB2=-1.10 msVA2=0.250 msVB2=?

Q: imate the average distance between molecules in air at 0.0°C and 3.00 atm. nm

A: let volume is = 1 m3  we know that  PV = nRT

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.