What is the density of a rock of mass 1kg and a volume of 5 cubic centimeters?. show units used.

Q: ree point charges -1.5µC,32µC, and 4.5µC are located at points (1.2, -1.5,2) 1.4, –1.5,2.5), and (-…

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Q: rod is nearby, (b), charges in the metal are separated. Electrons are repelled to the far side. When…

A: Given  The correct charges for the procedure with a positive rod is __

Q: A 75 kg student leaps from a burning hotel window to be caught by a fire net. His speed as he…

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Q: Solve the given problems. 1. Determine the distance x to the center of mass of the homogeneous rod…

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Q: Monochromatic light falling on two slits 2.6x10-5 m apart produces the fourth-order fringe at a 6.4o…

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Q: Find the angle between the two vectors: A = 10î + 5ĵ - 3k and B = 5î + 2j + k

A: GivenA→=10 i^+5 j^-3 k^B→=5 i^+2 j^+ k^

Q: which of the following gives good evidence for the particle nature of EM radiation a) interference…

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Q: What is the acceleration of the 2.5 kg box sliding on an inclined plane 24° from the horizontal?…

A: Given data:  Mass (m) = 2.5 kg Angle (θ) = 24°, with the horizontal Required: Acceleration (a)

Q: What is the buoyant force that an object experiences if when inserted in a liquid, it displaces 5 N…

A: Weight of fluid displaced by an object when immersed in a liquid = 5 N

Q: 1. Jenny bought a resistor made up of unknown material with color bands (red-green-black-…

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Q: In the circuit shown in figure, find 10 V 4 V 3 2 (a) the power supplied by 10 V battery (b) the…

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Q: Solve for the speed of light in each of the following materials:   Air Glass Water

A: The speed of light is given as c=3×108 m/s

Q: A mass weighing 20 pounds stretches a spring 6 inches. The mass is initially released from rest from…

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Q: answer should be in decimal. (Li

A: Givenm=86 kgL=16 md=7.8 mm=7.8×10-3 m∆L=2.0 cm=2×10-2 m

Q: Suppose the velocity v, of the car at any time t is given by the equation: Vz = 30m/s + (0.75m/s*)t3…

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Q: The length of a bicycle pedal arm is 0.139 m, and a downward force of 148 N is applied to the pedal…

A: Given Length of the pedal is l=0.139 m Applied force is F=148 N Angle of the arm of the pivot with…

Q: A rope is wrapped around a circular pulley such that its acceleration is given by a = 10t (in m/s²,…

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Q: The wire carrying 350 A to the motor of a commuter train feels a repulsive force of 3.00 × 10^−3 N/m…

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Q: microwave has a typical wavelength of about 0.1 meter. What is the comparable wavelength of a radio…

A: microwave has a typical wavelength of about 0.1 meter. What is the comparable wavelength of a radio…

Q: Magnetic Poles: Which one of the following statements is correct?   Group of answer choices A.…

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Q: A man strikes one end of a thin rod with a hammer. The speed of sound in the rod is 15 times the…

A: Let l be the length of the rod.

Q: 12. A 2.70 kg block starts from rest and slides a distance d down a frictionless 32.1* inclined…

A: We have a block of mass m=2.7 kg which starts from rest at the top of an incline of 32.1o and comes…

Q: itself, the 2500-kg pickup truck executes a 0-100 km/h acceleration run in 10 s along a level road.…

A: the 2500-kg pickup truck executes a 0-100 km/h acceleration run in 10 s along a level road. If the…

Q: Jenny bought a resistor made up of unknown material with color bands (red-green-black-brown-silver)…

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Q: Explain why massless spring is considered in the ideal body-spring (Hooke’s law) system and why is…

A: Hooke’s Law states that the force of a spring is proportional to the extention of the spring. It is…

Q: 7. In a parallel circuit, each circuit element has the same 8. In a series circuit, the largest…

A: 7.In  all parallel devices ,the voltage is the same since we have wired them together with wires…

Q: Please answer asap. Thumbs up if correct. Which of the following is closest to the magnitude of the…

A: Dear student Friction force is of two types.  1. Static friction: It acts when there is no sliding…

Q: 4. Calculate the stress developed inside a tooth cavity filled with copper when hot tea at…

A: Given: Temperature of the body(tooth cavity) = 37°C            Temperature of hot tea  = 57°C…

Q: 2. Two charges of +8.0 mC and -6.0 mC attract each other with a force of 3.0 x 10° N in a vacuum.…

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Q: A diffraction grating consists of many narrow slits separated by a constant spacing d. A beam of…

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Q: You are a passenger on a spaceship. As the speed of the spaceship increases, you would observe A.…

A: As the speed of spaceship increases so my speed also increases as I am in the spaceship. This…

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

A: Consider the given data as below. Stress, s=350×106 Nm2 Strain, ε=0.010   a Calculate the Young's…

Q: should the object be placed to obtain maximum angular A 20 D lens is used should the object be…

A: Angular magnification  is the angle subtended by the image at the rear focal point of the eyepiece.…

Q: After a fall, a 71 kg rock climber finds himself dangling from the end of a rope that had been 15 m…

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Q: a) b) Magnetic field speed v c) Conducting rail х х х х х х х х х х х х х х х

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Q: Find the change in volume of an aluminum sphere with an initial radius of 10 cm when the sphere is…

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Q: = 1.30 N. The friction between the bar and rails is negligible. The resistance R = 8.00 Q, the bar…

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Q: The Little Prince (a character in a book by Antoine de Saint-Exupery) lives on the spherically…

A: Given that:ρ=5000 kg/m3v=2.20 m/s

Q: Ana's eyes have a near point at 25 cm and a far point of 100 cm. She needs spectacle glasses to…

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Q: ssume that the range of visible wavelengths is 400 to 700 nm. Part (a) What is the minimum in…

A: The energy of the photon is given by                       E=hcλ Where h is a planks constant…

Q: 7. Velocity 8. Acceleration 9. Density

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Q: A 26-turn circular coil of radius 4.20 cm and resistance 1.00 N is placed in a magnetic field…

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Q: Circular Motion of Charges: A particle carrying a charge of +etravels in a circular path of radius R…

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Q: . What happens to the force between two charged metal spheres in a vacuum if the charge on each is…

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Q: 1. A pendulum bob is released from rest at A such that it Is directly to the right of its center of…

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Q: .A sodium surface is illuminated with light of wavelength of 0.300 micrometer. The work function for…

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Q: 12 V 2A

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Q: One afternoon, a student was going home after attending a calculus class. For this reason, the…

A: One afternoon, a student was going home after attending a calculus class. For this reason, the…

Q: A 200 Ω resistor is connected in series with a 4.00 μF capacitor and an ac source. The voltage…

A: We have a series RC circuit with resistor R=200 ohm and capacitance C=4 uF connected to an AC…

Q: A uniform thin rod of length 0.48 m and mass 3.5 kg can rotate in a horizontal plane about a…

A: Given, Length of the rod, L = 0.48 mmass of the rod, M = 3.5 kgmass of bullet, m = 3.2 gθ =…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!