91 +4.0 nC 93-3.5 nC 92=-6.5 nC

Q: A heating element in a stove is designed to dissipate 3,475 W when connected to 240 V. (a) Assuming…

A: We have been given that Power (P) = 3475 Winitially V = 240 Volt

Q: Calculate and compare its kinetic energy.

A: Given data,  Truck is moving with a,  speed=20 km/hr Identical truck is moving with a speed,   =50…

Q: A cargo plane is moving with a horizontal velocity of v= +248 m/s at a height of y = 1070 m above…

A: In the given question, Height of the plane (h) = 1070m Initial velocity ( vx ) in the horizontal…

Q: A bus is moving with a speed of 15km/hr and another identical bus is moving with a speed of 30km/hr.…

A:

Q: 4. A woman finds the front windshield of her car covered with ice at -12°C. The ice has a thickness…

A:

Q: three particles are held at rest at position (0,0) m. When released, the particles apply a momentary…

A:

Q: Calculate R.D of stone.

A: Given,  Piece of stoen having mass,m=112 g Water level in cylinder rises from,  20 ml to 40…

Q: A Ferris wheel rotates 5 times each minute. The passenger sit in seats that are 20 feet from the…

A:

Q: A piece of stone of mass 112 g sinks to the bottom in water contained in a measuring cylinder and…

A: Given dataMass of stone is m=112gIf the stone is submerged in water, the water level rises from 20…

Q: Find the current in the 12-Ω resistor in the figure below. (Assume R1 = R = 3,4 Ω, R2 = R4 = 7.8 Ω,…

A: Required  current in 12 ohm resistor

Q: The equivalent resistance for the circuit diagram shown can be calculated using ₁+1 ₂+₁ R₁ + R₂3 R12…

A: Given: from the given diagram. The connection of the R2 and R3 is in parallel connection. The…

Q: What shunt resistance is required to make mA, zu galvanometer into an ammeter with a range 0.0 mA?

A: Shunt resistance is defined as the slope of the dark current versus applied voltage to the detector.

Q: A football is kicked at ground level with a speed of 18.3 m/s at an angle of 33.7° to the…

A: Given data The initial velocity is given as u = 18.3 m/s. The angle of inclination is given as…

Q: Is it possible for a 20kg child and a 70kg adult to have the same momentum?

A:

Q: Describe an experiment to determine the density of the material of a coin.

A: Density of any material is given by  density = mass/ volume so to determine the material we must…

Q: A rubber ball is shot straight up from the ground with speed vo. Simultaneously, a second rubber…

A: Given:-  A rubber ball is shot straight up from the ground with speed vo.  a second rubber ball at a…

Q: Three identical point charges , each 10 mC , are placed at the vertices of an equilateral triangle…

A: Given data: Charge on each particle, q1=q2=q3=10 μC=10×10-6 C Distance between the three charges,…

Q: identical spears (m = 10 kg) are positioned on the vertices of an equilateral triangle of side…

A:

Q: Situation: A .71-kg billiard ball moving at 2.5m / s in the x-direction strikes a stationary ball of…

A: We have two balls of masses m1=m2=0.71 kg one of which is moving with a velocity u1=2.5 m/s (in the…

Q: A 10 Ω resistor is connected in series to a parallel combination of a 60 Ω resistor and a 20 Ω…

A:

Q: The diagram below represents the forces acting upon a leftward-moving object. Each arrow represents…

A: Option (b) and option (e) are correct choices. Object is speeding up and experience unbalanced force…

Q: What is the reading on this device if the range is assigned at 15V? 1.8 V 2.8 V 6V 9V 15 V 10 2 8 10…

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Q: A 89.0 kg person is being pulled away from a burning building as shown in the figure below. 10° (a)…

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Q: Determine the tension at the cable TAB and TAC in the system below at equilibrium. 3 m C 4 m A 4.5…

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Q: 1. The velocity of a particle which moves along the a linear reference axis is given by v =…

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Q: A stationary listener hears frequency f1 from a source moving directly toward the listener with a…

A: The Doppler frequency can be written as follow fobs = f0vsound+vobservervsound+vsource

Q: Find the voltage Current 3 A Resistance=4 ohm

A: Given data : Current=i Resistance=R   To find : Voltage

Q: A lead ball is dropped into a lake from a diving board 6.20 m above the water. After entering the…

A:

Q: 21. A arctic tern was born in north pole. In autumn, it flys for about 20000 km to south pole, and…

A: 21. Given that, a arctic tern was born in north pole.  Arctic tern flys 20000 km to south pole. So…

Q: A circuit with two resistors as shown in the figure, carries a 15 A total current. What is the…

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Q: A very thin sheet of plastic covers one slit of a double-slit apparatus illuminated by 680-nm light.…

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Q: In what resistor will the largest potential difference be measured?

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Q: A 1,400-N crate is being pushed across a level floor at a constant speed by a force F of 200 N at an…

A:

Q: The output voltage of an AC generator is given by Δ v = (170 V) sin (60πt). The generator is…

A: Dear student, "Since you have posted a question with multiple sub-parts, according to company policy…

Q: Consider a thin, spherical shell of radius 12.0 cm with a surface charge density of 0.150 mC/m²…

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Q: You are given a vector in the zy plane that has a magnitude of 86.0 units and a y component of -58.0…

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Q: Find the force mass=10 kg Acceleration=3 m/s2

A: Given data : Mass=m Acceleration=a   Required: Force

Q: Two men are carrying a ladder of length l by supporting it at its ends. The ladder is horizontal,…

A:

Q: Which of the following is NOT true for a parallel circuit? The total current is equal to the sum of…

A: In parallel circuit Total current is equal to the sum of current through each load  Voltage across…

Q: Suppose that the mass in a mass-spring-dashpot system with m=20, c-19 and k 3 is set in motion with…

A:

Q: σύ 2052 Ω 10 Ω 30 ΩΣ 600

A:

Q: Calculate the force

A: Given data, mass of a body,m= 300 gIt is initially at rest is acted upon by a force which causes it…

Q: Briefly explain the inadequacies of classical physics and their remedies on the heat capacity

A: inadequacies of classical physics and their remedies on the heat capacity

Q: An iron block weighs 5N and has a volume of 200 cm3. What is the density of the block in kg/m3

A:

Q: Using Kirchhoff's rules, find the following. (₁ = 70.6 V, &2 = 61.0 V, and 83 = 78.6 V.) 4.00 ΚΩ www…

A: Given:-  In the figure, A circuit consists of three voltages as  ε1= 70.6 V ε2= 61.0 V ε3= 78.6 V…

Q: 3. 2.3A Charge Triangle Three negative charges with charge -q occupy the vertices of an equilateral…

A: Draw the schematic diagram of the system with the resolved components.

Q: A person rides a Ferris wheel that turns with constant angular velocity. Her weight is 477.0 N. At…

A:

Q: Energy is carried by which of the following waves? (Select all that apply.) O water wave Olight wave…

A: a) light waves carry energy. b)water waves carry energy .energy is transferred through vibration of…

Q: 16. The moment of inertia ("rotational mass") of a propeller on a car is 6.67 kg m2. Calculate the…

A:

Q: Find the height of

A: Given. Gravitational potential energy stored in a box,  weight =150 kgf PE=1.5×104 J1kgf=10NFind the…

Projectile Motion