The amount of heat needed to reduce the temperature of 1.5 kg of snow from -15 degrees Celsius to -5 degrees Celsius is equal to (note that the specific heat of snow is 2060 joules/kg.degree). The unit must be written with the answer.
Q: A point charge with a certain distance, carries an electric field with magnitude equal to 525.8 V/m…
A:
Q: A mass-spring system is initially at its equilibrium point with an initial velocity of 7 m/s in the…
A: Given:mass of the block, m = 2 kgspring constant, k = 10 N/mdamping constant, b = 8 Ns/mExternal…
Q: Q5:-An electron [pc-620 keV and Eo-511 keV]. Find the phase and group velocities of its de Broglie
A: Given,kinetic energy, K.E= pc=620 keVrest mass energy E0=m0c2=511…
Q: Find the directions in which the function f(x,y) = x²y + e* sin(y) Increase and decrease most…
A:
Q: hich of the following is not a base unit in 0/6
A: Base units :- which units are independent or fundamental units is called as base units are…
Q: 3. Using the Newton's second law model for a vibrating spring with damping and no forcing, my" + by'…
A: Given: The mass attached to the spring is m = 10 kg The spring constant of the spring is k = 250…
Q: What is the final measurement of the Micrometer, where number of divisions in the thimble scale is…
A: We know that-Micrometer reading=Main Scale reading+ Least count x Circular scale readingwhere,least…
Q: Q/if the rotation constant of the CO₂ moiety is (B-0.4 cm), then the wave number Af (=Af(s)v) to…
A: Answer : We know, the wave number of the absorbed radiation due to the transition from J rotational…
Q: A particle is confined in a box of length L as shown in the figure. If the potential is treated as a…
A:
Q: 88 A radium source contains 50 mg of 228Ra in equilibrium with all its progeny. Assuming T₁/2 is…
A: Since we answer up to three subparts, we will answer the first three. Please resubmit the question…
Q: A 70.00 kg jumper leaves the ground with a vertical velocity of 5 m/s. b.) What is his max potential…
A: Given that-The mass of the jumper, m=70 kgVertical velocity of the jumper is , v=5m/s
Q: he combined action of the three forces on the base at O may be obtained by establishing their…
A: The moment of couple or torque is equal to the product of one force and the perpendicular distance…
Q: A proton traveling at the speed of light (c = 3.0 x 10 m/s) through a uniform magnetic field of…
A: The magnitude of force expeienced by a charged particle moving in a magentic field is given by…
Q: An eagle is watching ants crawl along the ground in light of wavelength 550 nm as it flies over…
A: The limit of resolution is given by the Rayleigh criterion, ϕ = 1.22λD where, λ is wavelength = 550…
Q: A parallel plate capacitor with air between the plates has plates of area 1.00 cm2 separated by…
A: Given: The area of the parallel plate is A = 1 cm2 The distance between the plate is d = 0.25 mm The…
Q: A 70.9-kg boy and a 43.2-kg girl, both wearing skates face each other at rest on a skating rink. The…
A: Given that,Mass of boy : mb = 70.9 (kg)Mass of girl : mg = 43.2 (kg)Initial speed of boy : ub =…
Q: A hydrogen atom is in the 5f state. Part A What is its energy? E= Submit My AnswersGive Up Part B…
A:
Q: Physics Traveling at v=50 km/h you bring your new Porsche to a stop light, m=1.7 Mg, with…
A: In the given problem, a Porsche is travelling initially at a constant speed of 50 km/h, when it…
Q: a 2.0kg block moving with an initial speed of 5m/s slides on a rough table and it stopped by the…
A: Given that,Mass : m= 2 (kg)Initial speed : vi = 5 (m/sec)Temperature : T = 24°C = 24+273 = 297…
Q: The control lever is subjected to a clockwise couple of 112 N-m exerted by its shaft at A and is…
A: Here, we calculate the value of x by taking the moment at point A and by using the free body…
Q: e force F has a magnitude of 740 N. Express F as a vector in terms of the unit vectors i and j.…
A: The magnitude of the force is defined as the sum of all the forces acting on an object. Force…
Q: Calculate and determine the (a) angle of reflection (b) refraction (c) light velocity in air and (d)…
A:
Q: In a biprism the distance between slit and eyepiece is 1m. If the convex lens is interposed at a…
A: To find-Distance between the two virtual images of the slit (d)=?Given-d1=0.7 mmu=30 cmv=100-30=70…
Q: An experimental device imparts a force of magnitude F = 30 lb to the front edge of the rim at A to…
A: tanθ=32θ=56.30° Moment about O,…
Q: Why do radio telescopes have to be very large?
A: The ability of a telescope to distinguish small details of the sky is called its angular resolution.…
Q: Velocity Task Introduction: The pedal of a bicycle is attached to a crank arm that revolves when the…
A: Given:
Q: : The uniform 25-m pole has a mass of 120 kg and is supported by its smooth ends against the…
A:
Q: A substance has a density of 9 g/cm^3 2 poin and a mass of 1 m^3 of which it is equal to 450 kg 450…
A: Formula Used :
Q: Which of the following statements is correct: Momentum equals change in force O Work is equal to…
A:
Q: What is the length of the missing side of the triangle (the unit must be written with the number)
A:
Q: A car of mass 7,772 kg moves with a speed of 27 on a circular track with a diameter of 797 m. What…
A: Mass of car(m)= 772 kgSpeed of car(v)= 27m/sDiameter of circular track (D)= 797 m
Q: The 585-kg uniform I-beam supports the load shown. Determine the reactions at the supports. -6.1 m-…
A:
Q: A horizontal spring is compressed a distance of 0.1 meters by a block of mass 10 kg. Assume that…
A: When a spring is compressed, a potential energy is stored in the spring due to its compression,…
Q: Estimate the angular resolutions of a radio interferometer with a 5000-km baseline, operating at a…
A: The angular resolution of a telescope is the ability of a telescope to differentiate between very…
Q: A ball is dropped in a stationary elevator and hits the floor in 0.65 s. How long does it take for…
A: Kinematics.
Q: Use the values from PRACTICE IT to help you work this exercise. Suppose the same two vehicles are…
A: Given that the truck and car are moving in the same direction (eastward) The mass of the truck is…
Q: b. In optical fiber communication, why wavelengths ~ 1310 nm and 1550 nm are often preferred? c.…
A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…
Q: QUESTION 5 A disk with a moment of inertia of 0.04 kg*m2 starts spinning from rest, and reaches a…
A: The problem is based on the concept of torque. Torque is the measure of the force that can cause an…
Q: The Electric Field is E=8,6a₂+ Aay+ 6,8a, in the region z>4,3 with the dielectric constant , = 7,2.…
A:
Q: PART B: A gauge block is checked by using an optical flat associated with a monochromatic light…
A:
Q: QUESTION 6 A tire rotates at an angular velocity of 30 rad/s. What angular displacement will the…
A:
Q: A resistor is made out of a long wire having a length L. Each end of the wire is attached to a…
A: Given that, a resistor is made by a wire. The wire is attached to the battery having potential Vo,…
Q: from the generating function, prove the recurrence relation: 2n In-1(x) +In+1(x) == n(x) x
A:
Q: Q2: A- According to the emission lines principles and depending on Rydberg constant for hydrogen…
A: Given that, the energies level are n= 4, 5, 6, 7, 8 We have to determine the frequencies from the…
Q: in the figure (Eigure 1), each capacitor has 4.90 μl and Va 31.0 V
A:
Q: In A two-stage single-acting air compressor, 5 kg/min. are compressed from Ibar and 20 °C to 16 bar.…
A: Given: m=5 kg/min Formula used: Win = nn-1P1V1P2P1n-1n-1
Q: A disk with a moment of inertia of 0.02 kg*m² starts spinning from rest, and reaches a final angular…
A: Given The moment of inertia is I=0.02 kgm2 The final angular velocity, ω=2 rad/s. Number of…
Q: Consider the rod shown in (Egure 1). Suppose that h-110 mm. r= 170 mm Figure C Part A Determine the…
A:
Q: A uniform magnetic field its intensity is 3x10-3 T pass an area of coil with 100 turns which makes…
A: Given that:-Magnetic field intensity, B=3×10-3 TTurns, N=100Angles=60Magnetic flux=0.15 Wb
Q: The body in the figure is subject to a pulling force from more than one direction, i.e. in any of…
A: First we find the resultant force on each case then find in which direction of force is along…
Step by step
Solved in 2 steps with 2 images
