During a lightning flash, -6 C of charge is transferred across a potential difference of about 10^7 V. The flash lasts approximately 1 ms. Calculate the average power during the flash – that is, the average rate of electrical energy decrease.

Q: 3. The 50 lb solid circular disk A rotates about a smooth pin at O. Block B weighs 20 lb. During…

A: Given, large mass=50lb Small mass=20lb Radius=10inch

Q: A current, i(t) = 50 cos(100πt) enters the input terminal of an electric device. What is the charge…

A:

Q: The angular frequency of an electromagnetic wave traveling in vacuum is 3.00 x 108 rad/s. What is…

A: Write the given values with the suitable variables. ω=3×108 rad/sv=3×108 m/s Here, ω is the angular…

Q: that driver of tind the mesI ef Car af 28 m)s amd of en orgy· how 56876

A:

Q: A tiny ball (mass = 0.014 kg) carries a charge of -26 µC. What is the electric field magnitude that…

A: Given  Mass(m) = 0.014 kg Gravity (g) = 9.80 m/s2   charge (q) = -26 μC = 26 x 10-6 C

Q: Three resistors:R1 = 3 Q,R2 = 6 Q, and R3 = 9Q are connected in series to each other and to a 36 V…

A:

Q: A 450-N is in contact with a level plane of f = 0.10. If the block is acted upon by a horizontal…

A: Given: The weight of the object is 450 N. The coefficient of the friction is 0.1. The applied force…

Q: The Achilles’ tendon inserts on the calcaneus (the heel bone) at a distance of 8 cm from the axis of…

A: We have to apply torque concept here. Torque=radius×force

Q: A uniform log, of mass 210 g, is suspended with a wire 39.0 cm from point T. A 100 g is attached at…

A: The center of mass of log is at 1302-39=26 cm left of the thread.

Q: The power output of a trombone is 0.30 W. At what distance is the sound intensity of the trombone…

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

Q: A cheetah starts from rest, accelerates to its maximum speed (we'll assume the acceleration is…

A: We have a cheetah that starts from rest (initial velocity u=0) and the accelerates with a constant…

Q: Please match the following physics equations with their descriptions. Describes how Speed changes…

A: Let the initial velocity = voLet the final velocity = v Let the acceleration = a Let the distance…

Q: In a given fluid, positive ions, each with 2 excess protons, move to the right at a steady rate of…

A: current due to positive charge =1.3×1019×2e C/min to the right   current due to negative charge…

Q: Directions: Read and analyze the word problem. Solve the problem by identifying the given and…

A: Given data: The space craft travels in outer space for t=2 year. The speed of space craft is…

Q: pilot sets a bearing of 330° at 240 mph. A consistent wind blows at 52 mph due west. (round to two…

A: pilot sets a bearing of 330° at 240 mph. A consistent wind blows at 52 mph due west. (round to two…

Q: 9) Please don't write on a paper. I can't understand handwritten. Kathrine places a 6.95-cm tall…

A: Given data-         height of the object (O) = 6.95 cm        distance of object (u) =  - 36.5 cm…

Q: . As a longitudinal sound wave passes through a medium, the particles of the medium move a. in…

A: Three different MCQ are given. We need to choose correct option.

Q: A volleyball is hit when it is 4 ft above the ground and 12 ft from a 6-ft-high net. It leaves the…

A:

Q: Acceleration = 2 m s-², final velocity = 10 m s-', time taken = 2 s. Find the distance. O 14m b) 15m…

A:

Q: What will be the total time to cover 3600 m at 2 meter per seconds?

A:

Q: A car of wheat weight 330 kg . To what height should it be raised so that potential energy is 8860 J…

A: Given value--- mass = 330 kg. potential energy = 8860 J. g = 9.8 m/s2.  We have to find---…

Q: Calculate the electrical energy consumed in Joules if a toaster of 90 W is used 340 seconds ?

A: Given data :                        Time     =     t                        Power    =    P…

Q: 2. The intensity of a cylindrical laser beam is 1400 W/m². What is the amplitude of the magnetic…

A: Correct option  (D) 3.42

Q: Čalculate the electrical energy consumed in Joules if a toaster of 90 W is used 340 seconds ?

A: Given value--- power = 60 W  time =340 sec. We have to find--- consumed energy?

Q: The picture below shows five harmonics of a vibrating string experiment. The vibrating string thatis…

A:

Q: What is the centripetal acceleration of Mars as it orbits the Sun?

A: To move in a curved path, a planet must have an acceleration toward the center of the circle. This…

Q: An arrow is shot upward from the top of a 740 ft building with an initial velocity of 68 ft/s. The…

A:

Q: Consider a resistor of resistivity 3.20 x 10- •m, length 15.42 m, and unknown cross- sectional area.…

A: Given value--- resistivity = 3.20 ×10-5 ohm m. length = 15.42 m. current density = 32.37 A/m2.  We…

Q: Find the gravitational potential energy of a light that a mass of 3 kg and is 5 m above the ground.

A: Given data:  Mass (m) = 3 kg Height (h) = 5 m, above the ground  Required: The gravitational…

Q: Radio wave has the highest radiative energy. False True

A: Identify TRUE or FALSE "The radio wave has the highest radiative energy"

Q: Three resistors: R1 = 5 Q,R2 = 3 0, and R3 = 4Q are connected in series to each other. A voltmeter…

A: Given: R1=5 ΩR2=3 ΩR3=4 Ω The reading of voltmeter across R2 is 6 V.

Q: What happens to the gravitational force when you increase or reduce any one of the two masses?…

A: Gravitational force is directly proportional to the product of the masses of two particle so if we…

Q: What is the magnitude of the momentum of a proton which has a mass 1.67 x 10-27 kg that is traveling…

A: Given : Mass (m) = 1.67 × 10-27 kg Velocity (v) = 2.35 × 105 m/s

Q: A bullet of 25 g is when fired from a piston gets a momentum of 50 kg m/s. Calculate the velocity of…

A: Given : Mass of a bullet (m) = 25 g = 0.025 kg Momentum (p) = 50 kg.m/s

Q: A step up transformer has 79 turns in the primary coil and 425 turns in secondary coil. The primary…

A: Given, Number of turns in the primary coil=79turns Number of coil in the secondary coil=425turns…

Q: An erect object is 15 cm from a concave mirror of radius 9 cm. What is the lateral magnification of…

A: The magnification M of an image is the ratio of the height of the image to the height of the object…

Q: What force would be needed to produce acceleration of 4m/s? in a ball of mass 6 kg ?

A: Given data :                          Mass    =    m                        Acceleration   =   a…

Q: Calculate the emf of the battery if the potential drop in the circuit is 2.5 V and battery's…

A:

Q: ctice Problems 1. TA spring has a natural length of 14 ft. If a force of 500 lbs is required to keep…

A: Dear student The work done by spring force is expressed as: W = 12K(xf2-xi2) Here, xi = Initial…

Q: How much energy is contained in a single photon that has a wavelength of 16.5 nanometers

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Q: The voltage in circuit is 46 V and resistance is 8 ohms, fınd the current ?

A:

Q: Whale and Kanmuro are two islands located at the Chimera archipelago. These two are separated by a…

A: distance between the two islands = 20 miles Power = 596 megawatts voltage = 436 kilovolts diameter =…

Q: A BALL WITH MASS OF O.5 KG HITS A WALL WITH A VELOCITY OF 20 m/s. WALL * APPLIES 3000 N FORCE TO THE…

A: mass of ball (m) = 0.5 kg initial velocity (u) = 20 msapplied force (F) = - 3000 N final velocity…

Q: 11. Initial velocity = 2 ms-', final velocity = 50 m s-1, time taken = 16 s. Find the acceleration.…

A: Given  Initial velocity V1 = 2m/s Final velocity V2  =50 m/s Time taken dt = 16 s Then change in…

Q: Determine the momentum of a car having mass 200 kg moving with a velocity 34 m/s

A: Mass of the car (m) = 200 kg Velocity of the car (v) = 34 m/s

Q: 18. Acceleration = 0-5 ms-2, final velocity = 162 km h-', time taken = 1 minute. Find the initial…

A:

Q: You are mixing 35 grams of water at 15 °C with 68 grams of water at 75 °C. Assuming there is no heat…

A: Given: The mass of the cooler water: m1 = 35 g. The temperature of the cooler water: T1 = 15 oC.…

Q: 7. Which of the forms below quantify electrical power? Check any that apply. OP=VIR OP = VI OP= OP…

A: We need to tell which of the given terms quantify electrical power.

Q: An open container holds 0.550 kg of ice at -15.0∘C. The mass of the container can be ignored. Heat…

A:

Combination of Capacitors

The connection of capacitors can be established in a circuit in two ways.