Estimate the number of atoms in the body of a 50 kg physics student. Note that the human body is mostly water, which has molar mass 18.0 g/mol, and that each water molecule contains three atoms.
Q: A packing crate with mass 80.0 kg is at rest on a horizontal, frictionless surface. At t = 0 a net h...
A: Concept: A packing crate refers to a larger wooden box for storing the things and it can be taken an...
Q: The “lead” in pencils is a graphite composition with a Young’s modulus of about 1 • 109 N/m2. Calcul...
A: Young's modulus is given as Y = stressstrain stress = forcearea , strain = change in lengthoriginal...
Q: A 24 kg child stands on a roof, 23 m above a trampoline held by firemen. The trampoline has a stiff...
A: If resistive forces are negligible then the total mechanical energy of a system remains conserved. T...
Q: Q10: The coefficient of kinetic friction between the 2.0 kg block in Figure and the table is 0.30. W...
A:
Q: The G string of a guitar has a fundamental frequency of 196 Hz. The linear mass density of the strin...
A: a) The required speed is, v=2lf =20.641196 =251.27 m/s
Q: 11) Two steel wires are connected together, end to end, and attached to a wall. The two wires have t...
A:
Q: The position of a particle travelling along a horizontal line in t seconds is s(t) = 2t^3 – 15t^2 - ...
A:
Q: You are in a rocket ship going faster and faster. As yourspeed increases and your velocity gets clos...
A: The frame of reference can be described as the framework that is utilised for the measurement and ma...
Q: A coil is placed next to a straight wire. The current in the wire is as shown in the diagram below. ...
A: Given :
Q: Dangling a Box Unspecified Liquid. A bal- ance has two identical beakers on either end filled with t...
A: Let us consider the Normal reaction at beaker A and beaker B: Let us first consider beaker A, here i...
Q: answer Q 11
A: Given, A mass on the spring and are in elevator
Q: Q4//A particle starts from rest at x= -4mm along x axis with the v-t history shown in fig. Determine...
A: Given: The starting point of particle x = -4 mm.
Q: Advanced Physics Question
A: The capacitance is, C=2πε0Llnr2r1 =2π8.85×10-120.125ln0.006850.00285 =7.93×10-12 F
Q: A 60 kg skydiver falls, beginning at rest. This isn't an ordinary skydive though, because it's taki...
A:
Q: At a certain distance from a fire alarm, the sound intensity level is 85.0 dB. (a) What is the inten...
A: Given data: The sound intensity level is β=85.0 dB. Part (a) The intensity of the sound can be cal...
Q: Two 3.50 cm x 3.50 cm square aluminum electrodes are spaced 0.720 mm apart. The electrodes are conne...
A: (a) The expression for the capacitance is as follows: C=Aε0d ...
Q: Advanced Physics Question
A: a. Lu was running in a straight line in the positive x- axis with a decreasing velocity. At time t=1...
Q: A crate is sitting on a horizontal surface where the coefficient of static friction is 0.60. A worke...
A: Options which are true - (A) As the crate is not moving so only static friction of coefficient will ...
Q: An interference-diffraction figure through a double slit is observed with light of wavelength 550 nm...
A: We know that interference maximum occurs when dsinθ=mλ.............1Where d is seperation between t...
Q: Find the variation of atmospheric pressure with elevation in the earth’s atmosphere. Assume that at ...
A: The variation of the pressure p with variation y is given by: dpdy=-ρg ..... (I) Here, ρ is the dens...
Q: Derive the following equation TdS TdS = Cy dP + CP dV ƏP V av P
A: Consider entropy to be a function of pressure and volume S=SP,VdS=∂S∂PVdP+∂S∂VVdV 1
Q: Refer to the given figure. Suppose a boat weighs 700 pounds and is on a ramp inclined at 30°. Repres...
A: Given Boat weight = 700 pounds Ramp angle = 30 degree
Q: The three masses are connected by massless, rigid rods. The masses are mA = 0.229 kg, mB = 0.342 kg...
A:
Q: A small sphere with mass m is attached to a massless rodof length L that is pivoted at the top, form...
A: The expression of the conservation of energy of a system is as follows: PE1+KE1=PE2+KE2................
Q: The diameter of Mars is 6794 km, and its minimum distance from the earth is 5.58 x 107 km. When Mars...
A: In this scenario, planet M is the object and hence, the object distance is u=5.58×107 km and object ...
Q: please very soon full explanation A 4 kg weight hanging from a spring and stretches that spring 0.2 ...
A: For the different nature of damping the condition is given by eqaution c2-4mk where c is damping coe...
Q: An ore sample weighs 17.50 N in air. When the sample is suspended by a light cord and totally immers...
A: Given Ore sample weight = 1750 N Tension in the cord = 11.20 N
Q: A crate of mass 523 kg is hanging at the end of a uniform beam of mass 112 kg. If the angle between ...
A: (a) Given: The mass of the beam is 112 kg. The mass of the crate is 523 kg. The angle between the be...
Q: A 5.00 kg partridge is suspended from a pear tree by anideal spring of negligible mass. When the par...
A: Given: The mass of partridge is m=5.00 kg. The distance covered when partridge is pulled down is x0...
Q: The earth (a conductor) has a net electric charge. The resulting electricfield near the surface has ...
A: Let us assume Earth as spherical. The electric field strength outside a sphere is, E=σε0 ...
Q: Calculate the wavelength A2 for visible light of frequency f2 = 6.45×x1014 Hz . Express your answer ...
A: λ2=cf2
Q: A student is playing with a simple helicopter toy and wants the toy to reach the height above it's i...
A: given the mass of the toy m=0.5 kg and radius r=0.06 m Then moment of inertia of the disc(toy) I=12m...
Q: Please show all work and answer all parts
A: Given, Mass of baseball = 0.145 kg initial velocity = 40 m/s i final velocity = -40 m/s i
Q: In a Michelson interferometer, a Kr source emitting radiation at 606 nm is used. When one of the mir...
A: Part-a The wavelength of the Kr source λ0 = 606 nm. The number of fringes n = 948. The wavelength o...
Q: When a gas surrounded by air is compressed adiabatically, its temperature rises even though there is...
A: In the case of adiabatic compression, the work is done on the gas system; consequently, the temperat...
Q: A: Does not depend on πr. B: Does not depend on π.
A: (a) Using Gauss’s law ∮E→·ds→=Qε0Eoutside2πrl=λlε0Eoutside=λ2πrε0=2kλr
Q: define the energy and name three of its forms
A: Energy, in physics, the capacity for doing work. It may exist in potential, kinetic, thermal, electr...
Q: ) Show that the time taken for the cannonball to reach the water surface after being fired from the ...
A:
Q: A 10.0 kg mass is traveling to the right with a speed of 2.00 m>s on a smooth horizontal surface ...
A: Part (a) Given: The initial mass of the system is mi=10 kg. The mass attached to the initial mass i...
Q: An electric dipole with dipole momentpS is in a uniform external electric field E S . (a) Find the o...
A: (a). The expression for the torque experienced by an electric dipole, τ=p→×E→=pEsinϕ Here, p is the ...
Q: The figure shows the path of a park ride that travels at constant speed through five circular arcs o...
A:
Q: Explain how to use the rotational spectra to determine the equilibrium separation between the two nu...
A: The schematic diagram for the given problem can be drawn as: Let, m1 and m2 be the masses of the at...
Estimate the number of
atoms in the body of a 50 kg physics student. Note that the human body
is mostly water, which has molar mass 18.0 g/mol, and that each water
molecule contains three atoms.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
