The magnitude of the resultant of two vectors is equal to the magnitude of their difference. The vectors must be O perpendicular to each other. O at an angle of 60 degrees from each other. O parallel to each other. O pointing in opposite directions.

Q: 2. A solid (full) insulating sphere of radius R has a uniform volume charge density p…

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Q: An object is placed 48 cm in front of a thin lens. If an image forms at a distance of 12 cm from the…

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Q: 1. Two charged particles are placed at corners of a rectangle as shown in the figure. Find the net…

A: Given value--- Q1 = 5 nC Q2 = - 10 nC. We have to find--- potential at point A ?

Q: 18) An object spins with angular velocity 10 rad/s. If the objects moment of Inertia increases by a…

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Q: Skater 1 string Submit Anwwer Tries 0/5 If the skaters pull on the string to bring each other closer…

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Q: A car with an unknown initial velocity accelerates over the course of 6.00 s to a velocity of 30.0…

A: Given data The final velocity after 6 sec is given as v = 30 m/s. The total distance traveled is…

Q: An object is placed 25 cm from a convex lens having a 10 cm focal length. What is the distance to…

A: Given:- The focal length of the convex lens is f = 10 cm. The object distance from the lens is u =…

Q: The following inclinded plane has a slope of 60.0° and is frictionless. A 14.0 kg mass is on the…

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Q: The volume V of an ideal gas varies directly with the temperature T and inversely with the pressure…

A: Given value--- T1 = 310 K. P1 = 18 atm. V1 = 120 L. T2 = 350 K. V2 = 90 L We have to find--- P2 ?

Q: An object of height 7.91cm is placed 40 cm from a converging lens of focal length 11.1 cm. How big…

A: Givenf=11.1 cmu=-40 cmho=7.91 cm

Q: An orca with a mass of 70,000kg is floating partially submerged in the Pacific Ocean. How much does…

A: Given data: Mass = 70,000 kg

Q: Learning Goal: To understand the Bohr model of the hydrogen atom In 1913 Niels Bohr formulated a…

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Q: Determine the resultant of B and C if the resultant of A and B is 100 kN directed along the z-axis.…

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Q: A spider is 2.00 m from a wall. You wish to place a lens somewhere in between the spider and the…

A: distance of spider from wall = 2 m Let the object distance = d Let the image distance = i Let the…

Q: e drawing shows a 12.6-kg ball being whirled in a circular path on the end of a string. The motion…

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Q: A copper rod (length = 1.83 m, radius= 3.87 x 103 m, Young's modulus 1.1 x 1011 N/m²) hangs down…

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Q: A platform is rotating at an angular speed of 1.07 rad/s. A block is resting on this platform at a…

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Q: A light beam is shone into a mystery material. The light beam has an incident angle of 38 degrees…

A: Given,  n1= 1 Incident angle = 34° Refracted angle = 24° We need to calculate, n2 =?

Q: Two astronauts, each of mass 75.0 kg, are held together by a light tether that’s 10.0 m long. They…

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Q: 3. An object traveling horizontally decreases its velocity from 40 m/s to 10 m/s. During this…

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Q: Use the principle of equilibrium (where the sum of torques is zero) to calculate the third, unknown…

A: The principle of equilibrium suggests that the net torque about fulcrum must be zero. The FBD of the…

Q: 7. Carl Lewis set a world record for the 100.0-m run with a time of 9.86 s. If, after reaching the…

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Q: In the figure below, the capacitor is initially uncharged. How long after the switch is closed the…

A: 6b

Q: 15) An object of mass 0.5 kg., moving in a circular path of radius 0.25 m, experiences a centripetal…

A: Since you have asked multiple questions, the first one is answered here, please repost the remaining…

Q: An 80-kg contruction worker is standing on a 6.0-m-long, 15-kg plank that is parallel to level…

A: We are given mass of man. We are also given mass of plank. We find the torque about the left end. We…

Q: The figure below shows a collision between three balls of clay. The three collide simultaneously and…

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Q: 19. Using a rope, you pull a large 150 kg sled while accelerating at 0.2 m/s² across a horizontal…

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Q: Q10 A student has set up the three circuits shown. The light bulbs and the batteries are identical.…

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Q: On a data network, Ping measures the round-trip time of messages. Ping at long distance is limited…

A: Given: The length of the cable: l=30000 km=3×104 km=3×107 m Refractive index: μg=1.5 We know that…

Q: What is the frequency of a light wave with a wavelength of 12000 m

A: Given data:   The light wave  Wavelength (λ) = 12000 m Required: Frequency (f)

Q: 17) The moment of Inertia of a solid uniform sphere of mass m and radius R is given by the equation…

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Q: What is the color of light that corresponds to the equation below for the electric field of a…

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Q: Determine the energy in joules and wavelength in nm of a photon with energy of 4.10 eV. (a) energy…

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Q: Bruce Lee splits a cement block with a swift blow with his bare hands. Which of the following is…

A: by newtons's third law of action-reaction  the block and hand have same magnitude of ofrce though…

Q: over a period of time an asteroid's mass increases by 40% while its speed decreased by 25%. By what…

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Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to…

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Q: QUESTION 22 What is the focal length of the spherical lens diagrammed below? The index of refraction…

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Q: A beam of white light is incident at 340 to the surface normal of a stagnant lake. When the light is…

A: We know red light is refracted the least and violet the most when incident on glass or water .

Q: A monochromatic laser is exciting hydrogen atoms from the n = 2 state to the n = 5 state. What is…

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Q: A 4.0-cm tall object is placed 60 cm in front of a converging lens of focal length of magnitude 30…

A: Object distance = p = 60 cm focal length = f = 30 cm object height = y = 4 cm

Q: II. We have two circuits, A and B. In circuit A, a lamp is connected to a 12 V battery. In circuit…

A: The bulb will reach its maximum intensity first in the first circuit i.e circuit A.

Q: A position-time graph of a spring is shown here. What is the period of the spring's motion? Position…

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Q: An automobile sideview mirror on the passenger side shows an image of a truck located 51 m from the…

A: GIVEN             OBJECT DISTANCE (u) =51 m from mirror             focal length (f) = -0.55 m

Q: Find the direction of the induced current in each loop shown below ((a) and (b)). In (a) the bar…

A: According to Lenz's law, an electric current induced by a changing magnetic field flows in a…

Q: = = 1. Point charge q₁ is placed at a distance 20 cm from point charge q2 +3μC (1 μ 10-6). If we…

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Q: 13. A uniform 8.00 m, 580 N beam is hinged to a wall and supported by a thin cable attached 2.00 m…

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Q: Consider a loop of conducting wire. Which of the following would result in an electric current…

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Q: -called Lyman-a photon is the lowest energy photon in the Lyman series of hydrogen and results from…

A: Given,  n1= 2 and n2 = 1 We need to find, (a) Energy =? (b) Wavelength =?

Q: An object was left in a room of unknown surrounding temperature. The temperature of the object was…

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Q: Please refer to Figure 2. A light beam shines through air and then strikes a mirror, making an angle…

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.