Calculate the density of a solid substance if a cube measuring 2.07 cm on one side has a mass of 115 g. g/cm³ Calculate the mass of a cube of the same substance measuring 8.28 cm on one side.

Q: John kicks the ball and launches it into the air with an angle of 32° to horizontal. If it's initial…

A: Initial velocity, v= 12 m/s Angle of projection,  θ=32°

Q: In the figure below a cylinder having a mass of 2.5 kg can rotate about its central axis through…

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Q: 1) Consider a tank containing 1 m³ of water at 20 °C. The tank is perfectly insulated. There are two…

A: In this scenario, we have a tank containing 1 m³ of water at 20 °C. The tank is perfectly insulated,…

Q: Suppose you measured the acceleration due to gravity and got a value of 10.1 m/s2. If the accepted…

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Q: 2.0 mol of gas are at 30°C and a pressure of 1.5 atm. Part A How much work must be done on the gas…

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Q: give and explain at least 3 evidence that light is a wave. Make sure that you include diffraction,…

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Q: A leopard leaps horizontally off a 7.5 m high rock with a speed of 12.2 m/s. How far will it land…

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Q: Will the force exerted on the bottom of the tube increase if the diameter (d) of the tube increases…

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Q: Assignment: heat capacity 8.85 g of a mercury alloy is heated from 8.1°C to 159.6°C, and absorbs…

A: where m denotes body mass, C denotes specific heat capacity,   denotes temperature difference.given…

Q: The flux of the electric field (24 N/C)I + (30 N/C))j + (16 N/C)k through a 2.0 m^2 portion of the…

A: electric field , E = (24 N/C) i^ + (30 N/C) j^+ (16 N/C) k^Area ,A = 2 m2

Q: At a picnic, there is a contest in which hoses are used to shoot water at a beach ball from three…

A: See below

Q: The particle shown below is at rest, where F₁ = 6.95 N, and F₂ = 10.4 N. Find the magnitude and…

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Q: To the nearest hundredth of an hour, how many hours are required before a radio signal from a space…

A: According to the laws of reflection angle of incidence(i) is always equal to the angle of…

Q: Ash from the volcano settled out of the atmosphere and covered an area of 157,000km ^2 assuming the…

A: Area covered Length of ash

Q: Learning Goal: To practice Problem-Solving Strategy 4.1 for projectile motion problems. A rock…

A: Learning Goal:To practice Problem-Solving Strategy 4.1 for projectile motion problems.A rock thrown…

Q: 1. Two moles of helium gas are placed in a cylindrical container with a piston. The gas is at room…

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Q: A Ford F-150 pick-up truck is going up Gospel Hill towing a trailer. The mass of the pick-up truck…

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Q: A uniform magnetic field B, with magnitude 1.2 Tesla, is directed vertically upward throughout the…

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Q: the shortest distance between two points on a wave that are π rad out of phase is 6m, what is the…

A: To find: the wavelength

Q: A 1.450 kg air-track glider is attached to each end of the track by two coil springs. It takes a…

A: The mass of the air track glider, The horizontal force applied, The new equilibrium position of the…

Q: Give at least 3 uses of how electromagnetic wave is used in technologies. Pleas e provide an drawing…

A: Wireless communication works by transmitting and receiving electromagnetic waves to establish a…

Q: 4. Given the circular coil shown below, calculate the magnitude of: a. Magnetic moment b. Torque on…

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Q: When pushing off of a pool wall, a swimmer exerts a force parallel to the length of her femur,…

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Q: A 100 kg fullback runs at the line of scrimmage. (a) Find the constant force that must be exerted on…

A: Given Data: Mass (m) = 100 kg.Distance (∆x) = 1.1 m.Time (t) = 0.23 s. To Determine: (a). The…

Q: Length of Pendulum (in m) Period (in s) Frequency (in Hz) 0.3     0.4     0.6     0.8…

A: The time period of oscillation of a pendulam of length l and in effect of gravitational accelaration…

Q: How to draw -29 +39 electric field Ines -59 +49

A: See below

Q: A sphere of linear dielectric material has embedded in it a uniform free charge p. If the radius of…

A: A sphere of linear dielectric material has embedded in it a uniform free charge . if the radius of…

Q: Part C What is the magnitude of the acceleration? Express your answer in meters per second squared.…

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Q: One hazard of space travel is debris left by previous missions. There are several thousand objects…

A: Mass (m) = 0.190 mg Initial velocity before collision(u) = 4.00×103 m/s Final velocity after…

Q: A load of 18 x 104 N is placed upon a vertical steel support of 6.0 m height and with a…

A: Given that:

Q: what is the magnitude? you hvaent answered that

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Q: Gulf Stream off the east coast of the United States can flow at a rapid 3.2 m/s to the north. A ship…

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Q: 7. A wave moving at 5.5 m/s passes into a new medium and its wavelength increases to one-and-a-half…

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Q: In the context of photoelectric effect, work function () is defined as the O minimum energy required…

A: In the context of photoelectric effect, work function  is defined as the…

Q: In each of the cases below, compute the sum of the moment of all the given forces about the point O.…

A: See below

Q: The figure shows an object's acceleration-versus-force graph. (Figure 1) Figure a (m/s²) 4 3 2 0 0.0…

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Q: A rod with length = 0.275[m] and mass my = 1.33[kg] is attached to the wall by a hinge on one end…

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Q: Squid use jet propulsion for rapid escapes. A squid pulls water into its body and then rapidly…

A: See below

Q: 4. Waves A and B are interfering at the instant shown. a. Using the superposition principle draw the…

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Q: In the figure below, wheel A of radius r = 14 cm is coupled by belt 8 to wheel C of radius rc = 20…

A: See below

Q: if i had a d-spacing of 0.82nm, 0.47nm for a biological hydroxyapatite and i want to find the miller…

A: The steps listed below can be used to get the Miller indices for a crystal plane without applying…

Q: 1. Suppose a woman does 600 J of work and -9500 J of heat transfer occurs into the environment in…

A: Workdone, W = 600 JHeat transferred, Q = -9500 J

Q: How the spectral dependencies of absorption coefficient and photocurrent (photovoltage) are related…

A: The spectral dependencies of the absorption coefficient and photocurrent (or photovoltage) in…

Q: A 5.58 kg object falls freely (ignore air resistance), after being dropped from rest. Determine the…

A: Solution:Given:m = mass of falling object = 5.58 kgg = gravitational acceleration = 9.81 m/s2There…

Q: Which of the following best describes how the particles of the medium vibrate due to the passage of…

A: In longitudinal wave, the particle of medium oscilates along the direction of wave.

Q: Determine the escape velocity in Nereid in Neptune, which has radius of 170 km and g=0.071 m/s^2.…

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Q: A hydraulic automobile lift is designed to lift cars with a maximum mass of 3000 kg. The area of…

A: The maximum mass of the car that can be lifted m = 3000 kg.Area of the cross section load carrying…

Q: 400 J of work are done on a system in a process that decreases the system's thermal energy by 300 J.

A: Work-done on the system is Change in thermal energy is Find:Heat energy.

Q: Given x = 2.00 ± 0.20 , y = 7.50 ± 0.31 , calculate, z = x + y   z=  ________ ± ________

A: To calculate the sum z = x + y, we need to add the central values of x and y, and then add their…

Q: Giant electric eels can deliver a voltage shock of 5.00 x 10² V and up to 1.00 A of current for a…

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