If M=r x F, what will be the value of (Mr)?

Q: A wire of length = 0.45 m is conducting a current of i = 9.5 A toward the top of the page and…

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Q: A penny lies at the bottom of a water fountain at a depth of 30 cm. Determine the diameter of a…

A: Given that-penny lies at bottom of h = 30 cm,and piece of paper is placed on water directly above…

Q: An automobile tire is shown in the figure below. The tire is made of rubber with a uniform density…

A: = Inner radius of sidewall = 16.5 cm = 0.165 m = Outer radius of sidewall = 30.5 cm = 0.305 m =…

Q: A skier with a mass of 42 kg slidedown a 20-meter-high hill with an inclination angle of 15 degrees.…

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Q: The equilibrium temperature for Saturn should be 82 K but it is found to be 95 K. How much more…

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Q: A force of 20.0 N is applied in the positive x-direction to a block of mass 7.70 kg, at rest on a…

A: The force applied in the positive x-direction is: The mass of the block is: The initial velocity of…

Q: Practice 2: =cos'¹ X If y=co , prove dy dx VIX y =cos ¹ x cos y = x, where 0<y<

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Q: (b) Two surfaces are in contact with the 4.0 kg block, the 2.0 kg block and the floor. In what…

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Q: 1. You have been selected to be the first person to travel to Mars, you are curious how strong…

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Q: See images below: If the bar and block are too heavy  the strings may break. Which of the two…

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Q: A sled loaded with firewood is pulled by a tractor. The tractor exerts a constant force with…

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Q: 2) A 3 amp current flows in the +z direction (out of the page) 3mm away from a 2 amp current which…

A: The right-hand rule for magnetic field direction states that if you point your thumb in the…

Q: An object with a mass of 0.1 kg is thrown upwards with an initial speed of 5.0 m/s. Using the law of…

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Q: ou Answered orrect Answer An R=88MN resistor and a C=43μF capacitor are connected in series with a…

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Q: An airplane is flying to a city due south from its current location. If there is a slight wind…

A: A plane is moving due south direction.Wind is blowing to the south-east.

Q: we know that we can calculate an average velocity of a monoatomic gas by using the Maxwell-Boltzmann…

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Q: Which one of the following statements is an assumption made by Bohr in developing his atomic theory?…

A: Bohr's model of the atom is based on a number of basic ideas. Its main idea is that electrons can be…

Q: A 300 kg piano is being lowered into position by a crane while two people steady it with ropes…

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Q: If we put a tube of cool gas and heat it up by running energy through it, that gas will create a(n)…

A: We come across two different ranges when we study the behaviour of gases. The information in these…

Q: A sled loaded with firewood is pulled by a tractor. The tractor exerts a constant force with…

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Q: How much work is done on the lawn mower by the person if he exerts a constant force of 93.2 N at an…

A: The force exerted by the person is: The angle at which the force is applied below the horizontal is:…

Q: A car drives over the top of a hill that has a radius of 55 m. What maximum speed can the car have…

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Q: Particle-X has a speed of 0.730 c and a momentum of 6.240×10-¹9 kgm/s. What is the mass of the…

A: Speed of particle is Momentum of particle is Note:Speed of light is Find:(a) Mass of particle.(b)…

Q: A volleyball with a mass of 0.266 kg approaches a player horizontally with a speed of 14.0 m/s. The…

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Q: Learning Goal: To set up and evaluate the equations of motion in a normal-tangential coordinate…

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Q: It is known that a vertical force of 207 lb is required to remove the nail at C from the board. 70°…

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Q: If a rock is dropped from a height of 202 ft, its poistion t seconds after it is dropped until it…

A: The position of rock is given by the function is

Q: What's the application of Ohm's law in medicine?

A: While Ohm's law, which correlates current (I), voltage (V), and resistance (R) in electrical…

Q: Consider a small brass mass that is twirled in a horizontal circle. The string is 0.45m long (from…

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Q: Which of the following forces act on the block parallel to the incline? For each force, make sure…

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Q: In the figure, a charged particle moves into a region of uniform magnetic field B, goes through half…

A: According to the right-hand rule for magnetic fields, if the thumb points in the direction of the…

Q: A box of mass 4.0 kg hangs by a cable from the ceiling of an elevator. The elevator is moving up at…

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

Q: A double convex lens has radii of 5 cm and 20 cm, a thickness of 2  cm and an index of 1.5. Locate…

A: R1=5cmR2=-20cmthickness, d= 2cmrefractive index, n=1.5

Q: 8) (a) The shape in (a) below is cut from a uniform sheet of material. Each square of side 2 cm has…

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Q: 1) An electron is traveling in the +y direction near a current-carrying wire as shown. The wire…

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Q: The circuit shown in FIGURE 23-44 consists of a 6.0-V battery, a 31-mH inductor, and four 61-№…

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Q: The figure below shows a box with a mass of m = 3.90 kg on a ramp inclined at an angle of 35.0°. The…

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Q: An electron is accelerated to a speed where its total energy is 152 times larger than its rest…

A: Toal energy is 152 times larger than rest energy

Q: 1) Let the elevator have a mass of 1,275 kg and an upward acceleration of 2.9 m/s. Find T. N s your…

A: Mass = m = 1275 kg

Q: Two wires are tied to the 1.5 kg sphere shown in the figure. (Figure 1) The sphere revolves in a…

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Q: Two events occur in an inertial system at the same time, but distance Do apart. In another inertial…

A: The Lorentz transformation equations give the relationship between space and time coordinates in…

Q: Quantam mechanic Find the commutators [Px, x], [P2,x] ●

A: We find out the commutators-

Q: If an object is moving in a straight line due west with its speed changing, the net force acting on…

A: 1) an object is moving in a straight line due west with its speed changing2)A shoe sits on a ramp…

Q: Two vertical walls are separated by a distance of 1.50 m, as the figure shows. Wall 1 is smooth,…

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Q: The emf is & = 149 Vand the internal resistance of the battery is r;=3. A current of I =4.8A is…

A: Given Data:The emf of the battery is The internal resistance of the battery is The current in the…

Q: A car is travelling west and approaching a stop sign. As it is slowing to a stop, the directions…

A: As the car is traveling west and slowing to a stop, its velocity is still in the west direction…

Q: In the Figure below two children are playing a game in which they try to hit a small box on the…

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Q: wered swer Three resistors of values R₁ =430, R₂ =420 and R3 =51n are connected across a V=14.5V…

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Q: differential reading of 0.1 in. If the upper plate moves with a velocity of 0.02 ft/s, at what…

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Q: A box of mass m kg slides down a ramp inclinded at angle with the horizontal. The coeficcient of…

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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.