B There are three blocks, marked A, B and C immersed in a liquid. Which has the highest density? Which has the lowest?

Q: What is the dot product of A-2.0'1-40j +5.0k and B-11.00 +2.5j7 Express your answer in terms of z…

A:

Q: woman took a cup of coffee from her oven and place it on a table to cool. At this instant the temp…

A:

Q: [3] A copper wire carries a steady current of 125 A to an electroplating tank. Find the magnetic…

A: Given: Current i =125 A Length of current element dl = 0.5 cm Distance r= 1.5 m Angle = 60 degrees…

Q: 1. These two negative charges are 5.1cm apart. What is the force on the-1.3μC charge? Give the…

A: We can use Coulomb's law to calculate the force between the two charges: F = kq1q2/r2 where F is the…

Q: = (6.00 rad) ++ - (4.00 rad) +² α= At time t = 0, the wheel has an angular velocity of 2.00 rad/s.…

A:

Q: In the figure, a block of mass m = 4.00 kg slides head on into a spring of spring constant k = 230…

A:

Q: Three children are trying to balance on a seesaw, which consists of a fulcrum rock, acting as a…

A:

Q: Table 2 Trial 1 2 3 4 MV Jov ng equations (1) through (3), to eliminate v, yields w the pendulum to…

A: The given data table is: Trial Angle (θ) ∆h 1 39 6.68 2 39.5 6.85 3 39.5 6.85 4 39 6.68…

Q: Find the frequency of the waves.

A:

Q: In a 1.30 T magnetic field directed vertically upward, a particle having a charge of magnitude 8.00…

A: Given        magnetic field (B) =1.3T       Magnitude of charge (q)=8.00 μC      Initial velocity…

Q: These were not correct, could you try to rework them?

A:

Q: a. A ball is dropped from the top of the building. Since the ball speeds up as it falls, the linear…

A: a.  According to the law of conservation of momentum, the total linear momentum of a closed system…

Q: Every time I multiply 146.607 x 26, it gets me 3811.782 for some reason.

A: For part (b) : We have, Angular velocity, ω = 146.607 rad/s time, t = 26 sec  We know that- ω = θt…

Q: An electromagnetic wave strikes a 1.30-cm² section of wall perpendicularly. The rms value of the…

A: Given: Area of cross section A = 1.3 cm2 RMS value of magnetic field  Brms =7.06(10-4) J Energy E =…

Q: Where does 22.4 L come from?

A:

Q: A cellphone emits a spherical radio waves. The intensity of the waves I at a distance of d from the…

A: The intensity of the wave at distance d from the phone is, I=P4πd2 ..........(1) Where, P = Power…

Q: As shown in the figure, a rectangular loop with a length of 20.0 cm and a width w of 15.0 cm has 20…

A: As per guidelines only 3 subparts are solved here. Given,

Q: 1. A 50 kg crate is subjected to a force P= 200 N, as shown. If it is originally at rest, determine…

A:

Q: Two resistors are connected in series to a battery with an emf of 12 V. The voltage across the first…

A:

Q: The figure gives the potential energy U of a magnetic dipole in an external magnetic field B, as a…

A:

Q: The rectangular block below has front-face dimensions of 10 cm by 4 cm, with a depth of 3 cm.…

A: Resistance, Resistivity, Length, Area of cross-section,

Q: 6. A car has a displacement of 500 Km [E 10° N] and then another of 100 Km [W 30° N]. If it…

A: Given:First displacement: d1→=500 km E 10° NSecond displacement: d2→=100 km W 30° NTime taken: t=2 h…

Q: For safety reasons, electrical codes have been established that limit the amount of current a wire…

A:

Q: You push a box of mass 16.6 kg with your car up to an icy hill slope of irregular shape to a height…

A:

Q: You hang a 20 kg mass from the end of a rod that is 5 m by 3 mm by 3 mm. You observe that the rod's…

A: To calculate the tension in the rod, we need to consider the forces acting on the mass. There are…

Q: ➤Calculate the four largest wavelengths for the Brackett and Pfund series for hydrogen. Hint:…

A: Write the Rydberg's equation; 1λ=R1n2-1nk2λ=1R1n2-1nk2-1 Here, R is the Rydberg constant, n is the…

Q: A long piece of thin wire is looped into a circle of radius 0.51 m and the loop rests flat on a…

A: The emf is 6.33 v

Q: 6.0 cm FM CG (2.0 kg)ğ -15 cm- mg

A:

Q: caused by the firing of a bullet into the pendulum bob. Let L = 1.5 m and mA = 7.5 kg. For George…

A:

Q: Which of the following does not equate to one (1) complete wavelength for a mechanical wave? 1) the…

A: For a mechanical wave, a complete wavelength represents one full cycle of the wave, which includes…

Q: inductor. Find (a) the resistance R and (b) the capacitive reactance Xc or the inductive reactance

A:

Q: A toy bus and a toy car collide head-on. The masses are mb = 0.45 kg and mc = 0.15 kg. Immediately…

A:

Q: How many revolutions does it take for the discus thrower's angular speed to reach 5.8 rad/s? Express…

A:

Q: Two long parallel wires 10 cm apart each carry a current of 8 mA in the same direction. What is the…

A:

Q: The flywheel of a steam engine runs with a constant angular velocity of 240 rev/min. When steam is…

A:

Q: A microscope has an objective lens with a focal length of 16.22 mm and an eyepiece with a focal…

A: The focal length of the objective lens is fo= 16.22 mm.The focal length of the eyepiece is fe= 9.64…

Q: 3. A ball is thrown vertically upward with a speed of 25.0 m/s. (a) How high does it rise? (b) How…

A:

Q: Each of the eight conductors in the figure carries 7.24 A of current into or out of the page. Two…

A: Given : Current through each conductor is I = 7.24 A.   This problem can be solved by Ampere's…

Q: A small, spherical asteroid of mass 6500000 kg and radius 7.6 m is stationary. The unsuspecting…

A: Given, Mass of asteroid , M = 6500000 kgRadius, R = 7.6 mMass of car, m = 1320 kgSpeed of Tesla car,…

Q: What current flows through a 2.15 cm diameter rod of pure silicon that is 20.5 cm long, when 1000 V…

A:

Q: Two 26 Ω and one 54 Ω light bulbs and a 24 V battery are connected in a series circuit.  What is the…

A:

Q: A dump truck uses a hydraulic cylinder, as the drawing illustrates. When activated by the operator,…

A:

Q: An LED emits light with a wavelength of 500 nm (500x10-⁹m). What is the band gap energy in electron…

A: Write the expression for the band gap energy. E=hcλ Here, h is Planck constant, c is the speed of…

Q: text Book answer has 34.6 N and 30 N Parallel to Plane

A:

Q: Three polarizing plates whose planes are parallel are centered on a common axis. The directions of…

A: Write the expression for Malus law and susbtitute the corresponding values to calculate the…

Q: The drawing shows a graph that represents a transverse wave on a string. The wave is moving in the…

A:

Q: Part A Determine the force, FM required of the "deltoid" muscle to hold up the outstretched arm.…

A:

Q: orksheet 113 - Specific Heat - 3400646 - Saved 11 ont References Review x Aav v JS.) View AAAEEEEE A…

A:

Q: The angular magnification of an astronomical telescope in normal  adjustment is 36, and the diameter…

A: a. The diameter of the eyepiece required to collect all the light entering the objective lens from a…

Q: ose you have an ideal gas so that pV=NkT. Use the Maxwell Relations to find a solution to the…

A: Ideal gas equation                                PV = NkT We need to find the solution of the…