The gravitational potential energy stored in a box of weight 150 kgf is 1.5* 104 J. Find the height of the box. Take 1 kgf=10 N

Q: 8. In an experiment with cosmic rays, a vertical beam of particles that have charge of magnitude 3e…

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Q: At location C there is an electric field in the direction indicated below. A sulfide ion S²- is…

A: Sulphide ion is negative in charge.

Q: 12. Give a scenario where both positive and negative work are done on an object at the same time.

A: When a person lifts a book, then work done by a person is positive work and work done by gravity is…

Q: Draw a diagram to show the reflection of a light ray incident normally on a plane mirror ?

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Q: A crate which is able to move casts a shadow on a nearby wall due to a light source at S. The crate…

A: Given:height of the crate, Hspeed of the crate, vdistance between Sourse 'S' and wall, dat t=0 s,…

Q: Compute the EQUIVALENT RESISTANCE of the circuit shown below. Then find the voltage drop across each…

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Q: y a F 91 92 91 8 x 10-6 [C] b 92 -1 × 10-6 [C] by q1 on 92 a. [ applied by charge q₁ on charge 92.…

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Q: What will be the potential energy 4kg mass kept at height of 3.2 m. Take g = 10 m/s²

A: Given  Mass , m = 4 kg  Height , h = 3.2 m  Acceleration due to gravity , g = 10 m/s2

Q: A heat engine extracts 59 kJkJ from the hot reservoir and exhausts 32 kJkJ into the cold reservoir.…

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Q: An iron block weighs 5N and has a volume of 200 cm3. What is the density of the block in kg/m3

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Q: A person rides a Ferris wheel that turns with constant angular velocity. Her weight is 526.0 N. At…

A: (A) The apparent weight at the top of the ride will be W' = W + 1.5  = 526 + 1.5 = 527.5 N

Q: Dr. John Paul Stapp was a U.S. Air Force officer who studied the effects of extreme acceleration on…

A: Given Initial speed of the rocket is v0=0 Top speed of the rocket is vtop=282 m/s Final speed of the…

Q: Two protons (p) and two electrons (e) are arranged on a circle of radius r = 3 [cm], with angles 0₁…

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Q: A force of 7 N acts on an object. The displacement is, say 8 m, in the direction of the force. Let…

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Q: A 5.00-kg apple crate slides down an incline. The slope is 1.30 m in length and inclined at an angle…

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Q: Consider two charge Q₁ 1 x 10-6 [C] and Q₂ = 5 x 10-6 [C] separated by a distance r = 0.05 [m]. a.…

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Q: HORIZONTAL MOTION 1. The motion of a particle along the x -axis is described by the equation x =…

A: As per our company guidelines we are supposed to answer only first 3-sub part. Kindly repost other…

Q: For a particular RLC series circuit, the capacitive reactance is 6.25 92, the inductive reactance is…

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Q: Hint 1 Hint 2 A diver bounces straight up from a diving board, avoiding the diving board on the way…

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Q: force of 30 N will stretch an elastic cord 250 mm. If the force required to stretch the cord varies…

A: Given: The applied force is 30 N. The stretching in the elastic cord is 250 mm.   To find: The work…

Q: For vectors B = a. A + B - 3x – 9ỹ and à = * Incorrect. = x + = -7- 4y calculate: A+B= Direction in…

A: in this question we done simple vector additions and substraction.

Q: 5. The total charge which is developed by gas multiplication if the avalanche is initiated by an…

A: Question: The total charge which is developed by gas multiplication if the avalanche is initiated by…

Q: What is the y-component of the net Force (F= F₁+F2) measured in N? F=18N K 30% 50 F=30N X

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Q: Monochromatic light (λ = 500 nm) is incident on a soap bubble (n = 1.40). What is the wavelength of…

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Q: Given data: Force = 12.05 N Time = 4.0024 s Find it impulse ?

A: Given :-Force =12.05 N         Time = 4.0024 s

Q: calculate her average speed in m/s ?

A: Given data,  Girl walk a distance of 60 m in 3 min, Another 60 m in 3.5 min. Find its type of motion…

Q: Q4/A point source emitting a 1 MeV gamma ray which located 20 cm from the surface along the axis of…

A: in this question we determine  no. of counts emmited in 2 min.

Q: Describe an experiment to determine the density of the material of a coin.

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Q: A 20g lead bullet at temperature 2000 C strikes a large block of ice at 00 C and stops inside it. As…

A: Solution:-

Q: Equilibrium Density of states Fermi level

A: Equilibrium, Density of states, and Fermi level are three different terms in physics. All are…

Q: What must be the radius (in cm) of a disk of mass 17 kg, so that it has the same rotational inertia…

A: Given data: Mass of disk, md=17 kg Mass of sphere, ms=4 g =4×10-3 kg Radius of sphere, rs=3 m Our…

Q: initial velocity - 0 km/hr final velocity - 24km/hr time - 3s What is the acceleration?

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Q: A charge of +2 μC charge is placed at the x = 0 Find the absolute potential at a point located at x…

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Q: Find the mass of air in hall?

A: Given data.  Density of air,D= 3.11 kg/m3Dimension of hall are,   → 10m×6m×4mFind the mass of air in…

Q: 8. A student obtains data on the magnitude of force applied to an object as a function of time and…

A: The increase in momentum is given by the area shown

Q: A projectile is launched horizontally off from a tall building at a sped of 50m/s. After three…

A: Given Projectile is launched in horizontal direction Initial velocity of projectile = ux = 50 m/s…

Q: Suppose light has its second-order maximum at 44° when falling on a diffraction grating that has…

A:

Q: The Richter Scale is used for measuring the magnitude of earthquakes. the magnitude of an earthquake…

A: It is required to determine the change in magnitude of an earthquake if its strength is doubled.…

Q: The electric force between the ♦ b.₁ two charges is

A: Note: Here, you have pointed toward part(b) of the question. So I am going to solve part(b) of the…

Q: In a student experiment, a torque of 2.0×10-2N-m is applied to a rigid aluminium pipe, causing it to…

A: Given  Torque , T = 2×10-2 Nm  Angular acceleration , a = 0.2 rad/sec2

Q: Newton observed that apple has taken 10 sec to fall from the tree. Determine the height from…

A: time taken by the apple to fall from the tree (t) = 10 sec

Q: Consider the figure below. (Let R₁ = 2.70 2, and R₂ = 2.50 2.) 24.0 V 12.0 V R₁ W 4.00 23 Is www…

A:

Q: When a material changes phase - liquid, solid, gas- heat exchange is required. This heat is called…

A: Given: Mass of water, m= 0.55kgChange in temperature, -20 to 20 degree celciusL for ice to water , L…

Q: calculate the density and relative density of a brine

A: Given data,  Mass of empty density=22gMass of bottle+water=50 gMass of bottle+brine solution=54…

Q: A light ray propagates in Material 1 with index of refraction n₁ = 1.25, strikes an interface, then…

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Q: located as shown in the below graph, where a = 0.02 [m] and b = 0.023 [m]. Consider the following…

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Q: A block is suspended from a ceiling by a spring stretched 20 cm. When the block moves vertically ,…

A: Given:- y= -0.2 + 0.3sin(wt + θ)  From the above equation it's clear that the amplitude of the shm…

Q: 9. When a light ray passes from a material of higher index of refraction to a material with lower…

A: If the light from the any of (higher or lower ) refractive index of material get travel to other…

Q: Two charges q₁ and q2 are placed to either end of the hypotenuse of a right triangle, with a = 5…

A: in this question we calculate  q1's sign , q2 , angle and electric field magnitude.

Q: Red Visible light has a wavelength of 6.5x10^-7m what is the frequency in s^-1

A: Required : Frequency of light