6) Human "density" is about 0.98 g/mL. How would you measure your volume? Briefly describe.

Q: Four tiny spheres are fastened to the ends of two rods of negligible mass lying in the xy plane to f...

A: a) 

Q: a particle moves according to the equation x=10^2,where x is in meters and t is in seconds. a) find ...

A: X = 10² dx/dt = 0 Velocity will be zero at every interval

Q: A hockey puck slides off the edge of a table with an initial velocity of 20.0 m/s. The height of the...

A: Given u=20.0m/s Y=20.0m g=9.8m/s2 We know table edges are horizontal. It means hockey puck initially...

Q: (II) A thin film of oil (n, = 1.50) with varying thickness floats on water (nw = 1.33). When it is i...

A: (a) At point A on the figure 24.60 the thickness of layer of oil is very small and is negligible as ...

Q: The lower end of a long plastic straw is immersed below the surface of the water in a plastic cup. A...

A:

Q: A resistor and capacitor are connected in series acrossan ac generator. The emf of the generator is ...

A: a. The impedance of the circuit is Z=R2+Xc2Where R-resiatnce=400 ΩXc-capacitive reactance=1ωC=1120π×...

Q: State how many significant figures are proper in the results of the following calculations: (a) (106...

A: Given: The following calculations: (a) (106.7)(98.2)/(46.210)(1.01) (b) (18.7)2 (c) 1.60×10-19(3712)...

Q: 3. (i) The most energetic proton ever entered to earth from cosmic has K.E of 3 x 100 eV. What Loren...

A: Lorentz factorγ and speed of protonν.given,Kinetic EnergyEK=3×1020 eV=3×10201.6×10-19  J=48 Jmass of...

Q: Two slabs, each 1 inch thick, each have one surface at 0◦ and the other surface at 100◦. At t = 0, t...

A:

Q: Figure 27.34 shows two glass slides illuminated by purewavelength light incident perpendicularly. Th...

A: Solution:   As per the above-given data,  

Q: A 0.50-kg ball that is tied to the end of a 1.4-m light cord is revolved in a horizontal plane, with...

A: Solution:   Given Values,   Tensionτmax=8.9 N Mass(m)= 0.50-kg Angleθ=300 Length(L)=1.4 m

Q: A metal cannonball of mass m rests next to a tree at the very edge of a cliff 36.0 m above the surfa...

A: With the help of the figure, imagine the stone coming from the left and the two stone and the cannon...

Q: Suppose that heat leaks into your kitchen refrigerator at an average rate of 300 watts. Assuming ide...

A: Given data: The average rate of heat extraction is dQc/dt=300 W. A typical kitchen refrigerator wo...

Q: A surveyor measures the distance across a straight river by the following method: Starting directly ...

A:

Q: what are the applications of semiclassical gravity?

A: Semi- classical gravity :                                        It is a mixture of quantum as well ...

Q: For the same RLC series circuit having a 40.0 Ω resistor, a 3.00 mH inductor, a 5.00 μF capacitor, a...

A: For an RLC circuit with resistance R, capacitance C, and inductance L- The impedance Z of an RLC cir...

Q: -7x, 9x e (Use a comma to separate answers.)

A:

Q: Question 3 A 43.0µC charge is at x = -19.Ocm. A -55.0µC charge is at x = +32.0cm. What is the magnit...

A:

Q: A proton, which is the nucleus of a hydrogen atom, can be modeled as sphere with a diameter of 2.4 f...

A: Density is mass over volume.The volume of a sphere is 4pr³/3. r is half the diameter.So the density ...

Q: Estimate the fraction of electrons excite above the Fermi level at room temperature (T=300K) for Sod...

A: Given, Fermi energy for sodium and copper is 3.1 eV and 7 eV respectively.

Q: One gallon of paint (volume = 3.78×10‒3m33.78 \times 10‒3 m^33.78×10‒3m3) covers an area of 25.0 m2m...

A:

Q: What is a constant-volume process?

A: A process which volume remains unchanged is called the constant volume process. They are also known ...

Q: The proportions of various gases in the earth’s atmosphere change somewhat with altitude. Would you ...

A: The law of atmospheres states that the pressure P(y) as function of height y varies as, P(y)=P0e-mgy...

Q: Explain about finding Acceleration on a vx-t Graph or an x-t Graph.

A:   Firstly, the graph name as x-t graph what results we get via the x-t graph. It's a position time g...

Q: (Gauss's Law for Mass) Journey through the Center of the Earth. COLLAB. A 1024-kg blue ball is dropp...

A: Given, Mass of ball m=1024 kgMass of planet M=48.7*1015 kgRadius of planet R =7.8*106mposition is z=...

Q: Consider three identical metal spheres, A, B, and C. Sphere A carries a charge of +6q. Sphere B carr...

A: Given that spheres A,B,C have charges 6q,-q and 0 respectively. When two metal spheres are brought i...

Q: s An atom in a molecule oscillates about its equilibrium position with a frequencyof 2.00 * 1014Hz a...

A: The situation in the question is an example of simple harmonic oscillator. The most general solution...

Q: The position of a particle as a function of time is given as: Position(t)=4bt3 –3ct2 +d  What i...

A: given,x(t) =4bt3-3ct2+d1)velocit v =dxdt=d(4bt3-3ct2+d)dt=12bt2-6ctavearge velocity between 0-1 is,v...

Q: A solid sphere of radius 40.0 cm has a total positive charge of 33.5 µC uniformly distributed throug...

A: Here,  Charge is Q = 33.5 micro C Radius(r) = 40cm = 0.4 m

Q: Explain how microscopes can use wave optics to improve contrast and why this is important.

A: Contrast is the variation in the intensity of the object and the intensity of the background in whic...

Q: A thin rod lies along the positivex-axis and has uniform linear charge density λ= +6.0×10−15C/m. Its...

A: Considering the situation as shown below,

Q: What is the far point of a person whose eyes have a relaxed power of 50.5 D?

A: Given: The power of the eye is P=50.5 D. The formula to calculate the power of the eye is, P=1u+1v...

Q: A closed rectangular prism with dimensions a = b = 9.2 m and c = 4.4 m is located as shown. The left...

A: The electric flux through a closed surface is given by ϕ=∫E→.dA→........1where E-electric field and ...

Q: Can you help me number 1

A: Given: The mass of the proton is mp = 1.67 x 10-27 kg The diameter of the modeled sphere is d = 2.4 ...

Q: A cosmic ray particle is released from an exploding star that is 2600 Light Years from Earth. If the...

A: Time Dilation Time Dilation is an observable phenomenon that occurs due to the effect of the special...

Q: A uniformly charged rod of length L and total charge Q lies along the x axis as shown. (a) Find the ...

A: Let some small element dx as shown in the figure.  

Q: On a typical clear day, the atmospheric electric field points downward and has a magnitude of approx...

A: Electric field generated in the atmosphere has value of 110 N/CAs a dust particle with a single elec...

Q: Add 3.564 kg to 2.89kg and subtract 5.6kg from the sum.Report your answer with the correct number of...

A: Given information: The mass of the objects m1=3.564 kgm2=2.89 kgm3=5.6 kg

Q: How can we find it?

A: Measurements of solar energy are typically expressed as total radiation on a horizontal surface,or a...

Q: (25) A biomechanical model of the bones and biceps muscles of a person's arm supporting a mass m=2 k...

A: Given: The mass of the supporting block is m = 2 kg The area of the cross-section of the tendon is A...

Q: Sand flows onto a conveyor belt as shown below. Find the force needed to be applied to this belt to ...

A: Second option is the correct answer

Q: A frictionless piston of mass m = 3.0 kg is a precise fit in the narrow vertical cylindrical neck of...

A: (a) Given: The mass of the piston is 30 kg. The volume of the container is 1000 liters. The cross se...

Q: A car speedometer has a 3% uncertainty.  What is the range of possible speeds when it reads 100km? K...

A:

Q: A test charge of +1µC is placed halfway between a charge of +3.1µC and another of +6.5 µC  separated...

A: Here we will use expression for Coulomb force between two charges q1 and q2 separated by distance r ...

Q: Explain role of semiclassical gravity in semi classical physics?

A: Answer:   Introduction: In Semiclassical physics, or simply semiclassical describes a quantum mechan...

Q: Explain the application of thin film interference in the manufacturing of optical instruments?

A: To answer:  The application of thin-film interference in the manufacturing of optical instruments

Q: 1. (i) Le a galaxy A has an absorption line found at wavelength 550nm (green) and for another statio...

A: Solution: The wavelength of green (source) is 550 nm The wavelength of blue (observed) is 450 nm The...

Q: A trolley, shown by the triangular plate in the figure, can roll along a horizontal beam. Determine ...

A: Solution:   As per the given figure,   Consider the force triangle as shown below:   Here, R is the...

Q: Please help me

A: Conservation of Energy According to the law of conservation of energy, the total energy of an isolat...

Q: Describe the process of s nuclear fission?

A: The nucleus is a storehouse of energy. When a heavy nucleus of one kind converts into another throug...