Working from the definition of moment of inertia, determine the moment of inertia of a slender uniform bar of length / and mass m about an axis through point O and perpendicular to the bar, as shown. lo 7ml² 48 I 1 O

Q: A snowball rolls off a barn roof that slopes downward at an angle of 40°. The edge of the roof is…

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Q: The figure shows the stress-strain curve for a material. The scale of the stress axis is set by s =…

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Q: The brakes of a truck cause it to slow down by applying a retarding force of 5970 N to the truck…

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Q: In a 240-turn automobile alternator, the magnetic flux in each turn is g = 2.50 x 10-4 cos wt, where…

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Q: As shown below, white light is incident on a prism. For the orange light that emerges, 0₁ = 48°. For…

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Q: 7.2 A 12-cm diameter cylindrical can is filled to a depth of 10 cm with motor oil (p = motor oil.…

A: Write the expression for the volume of the cylindrical can and substitute the corresponding values.…

Q: A force of 77 pounds is required to hold a spring stretched 0.6 feet beyond its natural length. How…

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Q: H1. A wooden block of mass m is pushed over a floor in a straight line in the x direction with a…

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Q: surfaces, each inclined at the same angle of 54.3 degrees with respect to the horizontal. The blocks…

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Q: A planet has a mass of 5.98 x 10²4 kg. It has an average orbital speed of 2.978 x 104 m/s as it…

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Q: 3. If an object makes an image that's 0.5 mm on your retina, how many degrees of your view does it…

A: 3. Given: Size of image  v=0.5mm The focal length of the normal eye is f=2cm Or f=20mm To determine…

Q: An ultracentrifuge accelerates from rest to 9.97 x 105 rpm in 1.87 min. What is its angular…

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Q: The EPA estimates that aggressive driving (speeding and rapid acceleration/braking) during highway…

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Q: An object with a height of 33 cm is placed 2.4 m in front of a concave mirror with a focal length of…

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Q: An electric charge q₁ = 38 mC is located at the origin of the (x,y) plane, while another charge q2 =…

A: Given that:- q1=38mC and q2=6mC

Q: A 78.0-kg man stands on a bathroom scale inside an elevator. (a) The elevator accelerates upward…

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Q: The spring-flex exercise system consists of a spring with one end fixed and a handle on the other…

A: Given Data: Natural length of the spring (x) = 48 cm = 0.48 m.Force (F) = 200 N.New length (x') = 66…

Q: Two skydivers are holding on to each other while falling straight down at a common terminal speed of…

A: Given:Initial velocity of the two divers: vi=55.90 m/s in the positive z-directionMass of first…

Q: A circular coil of 192 turns has a radius of 2.58 cm. (a) Calculate the current that results in a…

A: Given:-           Radius of coil (r) = 2.58 cm = 2.58×10-2 m          Number of turns (N) = 192…

Q: A force of 15.0 N is required to stretch a spring a distance of 5.20 cm. What is the force constant…

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Q: 3. A 100. kg skier starts at the top of a 300. m double-black diamond slope. How much energy was…

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Q: One solenoid is centered inside another. The outer one has a length of 53.0 cm and contains 6650…

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Q: 1. A sinusoidal signal makes 80000 cycles in one minute, what is the period of this signal?

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Q: The following is a picture showing a glass prism separating a white light into a rainbow. Does glass…

A: Concept of Dispersion: Dispersion is the phenomenon where different wavelength of light travels at…

Q: Nichrome wire is used in some radiative heaters. (a) Find the resistance needed if the average power…

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Q: Goal: Find i, iz, iz vs time: 13 + R₁ mis i, R₂ 4 -1₂ Ve

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Q: how many side holes must a flute-like instrument have if two octaves are to be played? how many side…

A: Solution: A flute-like instrument typically needs 6 side holes to play two octaves. This is because…

Q: You hold a 1.80-N softball in your hand as shown in the figure. Consider your forearm and hand to be…

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Q: = the greatest speed t

A: Answer for the following question

Q: You drop a 579 g piece of pizza onto the floor. The impulse of the collision of the pizza with the…

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Q: A piston-cylinder of gas has an initial pressure of 25 psi. The volume is increased to 2.5 times the…

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Q: NOTE: Some of the pictures above may show both reflection & refraction. To count as a reflection,…

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Q: Even when the head is held erect, as in the figure below, its center of mass is not directly over…

A: As there are two force acting perpendicular to a fixed point, these forces generate a torque around…

Q: The formula for the power output P of a battery is  P = V I − R I 2 P=VI−RI2, where V is the…

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Q: 6. Suppose two flat glass plates 30-cm long are in contact along one end and separated by a human…

A: The length of the glass plate is 30 cm. The diameter of the hair is 50 μm. The wavelength of the…

Q: A horizontal circular platform rotates counterclockwise about its axis at the rate of 0.863 rad/s.…

A: Given Data: Angular velocity of the platform (ωp) = 0.863 rad/s.Mass of the person (mp) = 69.1…

Q: An object is placed in front of a converging lens in such a position that the lens (f = 12.8 cm)…

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Q: The drawing shows a coin resting on the bottom of a beaker filled with an unknown liquid. A ray of…

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Q: What is the change in internal energy of a gas when the work done to compress the gas is 58J and 79…

A: givenwork done , w=-58 J            ( negative sign because work is done on the system)heat , q=-79…

Q: A small logo is embedded in a thick block of transparent material (n = 1.52), 2.42 cm beneath the…

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Q: A car is going around a flat curve which has a radius of curvature of 87.3 m with a constant speed…

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Q: A common flashlight bulb is rated at 0.25 A and 2.6 V (the values of the current and voltage under…

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Q: coff counts the number of oscillations of a simple pendulum at a location where the acceleration due…

A: Given data The accleration due to gravity is g=9.80 m/s2 The number of cycles is 12 The time to…

Q: What is the equivalent resistance between points a and b in ?

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Q: During a 58-ms interval, a change in the current in a primary coil occurs. This change leads to the…

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Q: Trying to escape his pursuers, a secret agent skis off a slope inclined at 30° below the horizontal…

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Q: What current is required in a loop of wire with radius 0.035 m to generate a magnetic field of…

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Q: A spring oscillator is designed with a mass of 0.288 kg. It operates while immersed in a damping…

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Q: Questions 8-11 refer to the block on a flat surface shown below. A force is applied to the block as…

A: The limiting friction ( maximum static friction) is the measure of the maximum force up to which the…

Q: If an object floats when completely submerged in water (density = 1 g/cm³) what will happen to it…

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