2000 kg car at 50 km/h. He diverts his attention from the road to text a friend a

Q: A rectangular tank 7.0 by 8.0 ft. is filled with gasoline to a depth of 9.0 ft. The pressure at the…

A: Given: The cross-section of the tank is 7ft by 8 ft. The depth of the tank is 9 ft. The pressure at…

Q: If you rub silk against wool, you notice they begin to attract each other. Is the amount of charge…

A: When amber is rubbed with wool or silk,amber becomes positively charged. This is explained with the…

Q: A drone starts from an airport and takes the route described. The plane first flies to city A,…

A:

Q: Continuity Equation 5.40 PQ A pipe flows full with water. Is it possible for the volume flow rate…

A: According to continuity equation the volume flow rate or the product of area and velocity will be…

Q: An amusement park ride rotates around a fixed axis such that the angular position of a point on the…

A:

Q: If the length of the second's hand in a stop clock is • cm, find the angular velocity and linear…

A: The length of the second's hand in a stop clock is given as r=3 cm=0.03 m

Q: 23. Water flows at a speed of 14 m/s through a pipe that has a radius of 0.91 m. The water then…

A:

Q: Alberto tries to move a 23.3 kg desk that is stopped on a horizontal surface, just as Alberto If you…

A: Alberto tries to move a 23.3 kg desk that is stopped on a horizontal surface, just as Alberto If you…

Q: A bowling ball of mass m = 1.9 kg is resting on a spring compressed by a distance d = 0.21 m when…

A: bowling ball of mass m = 1.9 kg is resting on a spring compressed by a distance d = 0.21 m when the…

Q: The cost to operate a clothes dryer for a year is $80.25. If the rate for electrical energy is…

A:

Q: The rise of a line on a distance-versus-time graph is 400 km and the run is 50 hours. What is the…

A:

Q: A rock of mass 50 mg and charge 10°C moves from point A whose potential is 400 v to a point B whose…

A: By work energy theorem 12mvA2+QV=12mvB2

Q: Rainbow result from refraction of sunlight in falling water droplets plus reflection of the light…

A: Refraction of light occurs when the rays enter in a denser medium from a rare medium. Total internal…

Q: 4) Rolling without slipping A cylindrical wheel of uniform density with mass M= 11kg and radius R=…

A:

Q: A student throws a heavy red ball horizontally from a balcony of a tall building with an initial…

A:

Q: Determine which of the following is a scalar quantity. All of the above Momentum…

A:

Q: Twenty identical resistors of resistance R=30 Q are arranged in series and the combination is…

A: Given data as per question R  = 30ohm N  =  20 V  =  12V

Q: energy.comgemned in Jou x 9. 238 minetis 2. or

A:

Q: What is the refractive (focusing) power for the following lenses: a. A converging lens with focal…

A:

Q: The critical angle for the interface between a solid and air is 40 degrees. What is the index of…

A:

Q: If a = 60 cm, b = 80 cm, Q = -4.0 nC, and q = 1.5 nC, what is the magnitude of the electric field at…

A: In this question we have to find the magnitude of the electric field at point P. Please give…

Q: Problem 8:  Two speakers placed 0.99 m apart produce pure tones in sync with each other at a…

A:

Q: Mass of Inner cup with stirrer on the digital balance=36.7 Mass of Inner cup with stirrer and warm…

A: Mass of inner cup with stirrer = 36.7 g Mass of inner cup with stirrer and warm water =113.6 g Mass…

Q: Show (in diagram) that when a body of mass m is dropped from a height h, the sum of its kinetic and…

A: Kinetic energy = (1/2) mv^2 Potential energy = mgh M= mass h = height v = speed

Q: Two resistors R = 100 Q and R, = 400 Q are arranged in series. The equivalent resistance is O a 100…

A: In this question we have to find the equivalent resistance. Please give positive feedback if the…

Q: Two energy levels in a particular atom are at energies of -23.4 ev and -28.5 ev. When an electron…

A: Given: The energy of the first level is -23.4 eV. The energy of the second level is 28.5 eV.

Q: Physics Question19 There is the weight of water and the atmosphere on the stone located at the…

A:

Q: A hollow plastic sphere is held below the surface of a freshwater lake by a cord anchored to the…

A:

Q: An object has positive electric charge whenever; (A It has an excess of electrons. B The nucleus of…

A:

Q: A boy coasts down a hill ona sled, reaching alevel surface at the bottom With a speed of 7.7 m/s .…

A: initial velocity (u) = 7.7 m/s final velocity (v) = 0 m/s weight = 620 N coefficient of friction =…

Q: In the two-dimensional motion, what is the magnitude of the y component of the velocity of the…

A:

Q: Topic : GENERAL PHYSICS 2 ( TIME DILATION AND LENGTH CONTRACTION) Give 1 sample problem of Length…

A: Length contraction L is the shortening of the measured length of an object moving relative to the…

Q: In the figure below, a wheel of radius 0.25 m is mounted on a frictionless horizontal axle. A…

A:

Q: photons of wavelength 0.0248 nm are incident on a target and the Compton-scattered photons are…

A:

Q: 3. Hank Aaron hit a baseball with an initial speed of 210 feet per second at an angle of 30° to the…

A:

Q: A circular loop of wire with a radius of 5 cm lies in the xy plane and carries a current of 2 A,…

A:

Q: Question 1 Figure Qta shows two cables attached to a half-ring anchor point as shown in Figure Q1a.…

A:

Q: 14. The ejection of electrons from the atom when light hits the material.

A: Photoelectric effect:- When a light of frequency greater than the threshold frequency fall on the…

Q: n s(t)=-4t³ +12t² +72t , .3

A: Solution

Q: 3. The ballistic pendulum used to be a common tool for the determination of the muzzle velocity of…

A:

Q: Part A Two positive point charges are 5.00 cm apart. If the electric potential energy is 75.0 µJ,…

A:

Q: a. An object that is free-falling is acted upon by the force of gravity alone. b. A falling skydiver…

A:

Q: What is the nonpolar dielectric material? A dielectric sphere er 3 of radius 5 cm has a point charge…

A: A dielectric material is a substance that is a poor conductor of electricity, but an efficient…

Q: Show complete solution. Do not round off. What work is done on a level track in bringing the…

A:

Q: Consider a conducting ring of radius a and resistance R. Next, we place the ring from part a in a…

A:

Q: a car takes a banked curve at less than a given speed, friction is needed to keep it from sliding…

A:

Q: Assuming a frictionless track, find the speed of the cart at X (the lowest point). Round off to four…

A:

Q: If Shaina is standing 5 feet in front of a plane mirror, the distance of the image will be ______…

A: Since, distance of image from plane mirror is same as distance of object from plane mirror on the…

Q: t takes 4.2 x 10-3 J of work to move 1.2 x 10-6C of charge from point X to point Y in an electric…

A:

Q: Two carts roll on a level track, with negligible friction. These carts have small magnets at their…

A: