2 If Earth has a bulk density of 5.5 grams per cubic centimeter, and Jupiter has a bulk density of 1.2 grams per cubic centimeter, is Kepler-78b more likely to be a terrestrial or jobian planet
Q: Look at the diagram. A person is pulling a rope with a force of 436.5 N in the direction of 13.7 deg...
A: Given: F=436.5N, θ=13.7° The component of the force acting in the x-direction is : Fx=Fcosθ=436.5×co...
Q: The device shown below is the Atwood's machine Assuming that the masses of the string and the fricti...
A:
Q: c) the specific weight in kN /cubic meter if g =9.70 meter/second square. 3880 5820 O 3.880
A: Solution: The specific weight of the body is the weight of the body per unit volume. ws=wVV-volumew-...
Q: If the velocities of three molecules are 2 m/s, 3 m/s, 4 m/s respectively. Then the root mean square...
A: The speed and direction of all gas particles are random. When we solve for the average velocity of g...
Q: 1. Interference and applications a/ Consider the two closely spaced spectral (yellow) lines of sodiu...
A: Given data λ1=589 nmλ2=589.6 nmd=0.001 cmn=3 Here, n is the order of spectrum. (a). The angular sepa...
Q: 21. Which of the following processes cannot occur in empty space?
A:
Q: 10. Glycerin at 20°C stands in a glass tube of 4.0-mm diameter at a height of 15.1 mm. What is the t...
A: The height of the glycerin is given by the following expression h=4σρgd Here, σ is the surface tensi...
Q: A 2.00 kg block (mass 1) and a 4.00 kg block (mass 2) are connected by a light string as shown; the ...
A:
Q: A ball is kicked from the ground at an angle of 40 degrees to the horizontal. When it reaches the hi...
A: Given: Velocity of the first particle,v1=30m/sAngle,θ1=400Angle in second trial,θ2=600 An object or ...
Q: Which of the following expressions shows the correct relativistic force? where m= mass, a = accelera...
A: Using concept of relativity we can solve the problem as solved below
Q: Hubble's law. Hubble found that distant galaxies are receding with a velocity proportional to their ...
A: Hubble found that distant galaxies are receding with a velocity proportional to their distance from ...
Q: 4. The 10.0m-radius Ferris wheel with a linear speed of 0.500m/s, has a 60.0kg passenger. Draw the f...
A: Free body diagram:
Q: 3 The First Law P a f i b V When a system is taken from state i to state f along the path iaf, the h...
A: Solution:-Given thatQiaf=50 calWiaf=20 calQibf=36 cal
Q: zys of cocurelenghe - be am is obuser a the cocvelenge
A: Given: The x-rays of wavelength is 0.240 nm or 0.240×10-9 m. The scattered beam is at an ...
Q: A free electron is at rest in a uniform magnetic field B = Boi. The interaction Hamiltonian is given...
A:
Q: In the table below the velocity directions of various particles & the external magnetic field each p...
A: According to the question, ⊗ is the direction into the page and ⊙is the direction out of the page ...
Q: A þarticle performing lineor SHM has a beice sf 5 second and an' amplilūde of 6 croe Dé tarair time ...
A: Here a particle is performing simple Harmonic motion : Time period of the motion, T=5 s Amplitude of...
Q: 10. Based from the application of the de Broglie hypothesis on a particle trapped in a box A trapped...
A:
Q: A coil of wire has a resistance of 35.50 at 28 °C and 37.70 at 48 °C. What is the temperature coeffi...
A: According to the question, the resistance to the wire is changing with the temperature. at tempera...
Q: Urgently in one hour
A: The given figure re-draw as,
Q: A small particle has charge -4.10 μCμC and mass 1.80×10−4 kgkg. It moves from point AA, where the el...
A: The given particle has a charge of -4.1 μC and a mass of 1.8×10-4 kg Let q=-4.1 μC=-4.1×10-6 Cm=1.8×...
Q: 12.4 (a) What is the average density of the sun? (b) What is the av- erage density of a neutron star...
A: Given: Mass of the Sun,MS=1.989×1030kgRadius of the Sun,RS=696340km=696340×103mRadius of the Neutron...
Q: A piece of Nichrome wire has a radius of 5.0x 104 m. It is used in a laboratory to make a heater tha...
A: Given, For a Nichrome wire the radius of the wire is a=5×10-4m Power dissipates is P=4×102W voltage ...
Q: A sphere of radius R carries a polarization that follows P(7) = ke¯" f, where k is a constant wit th...
A: Problem from electrodynamics. Please have a good look
Q: A particle of mass m = 10 kg is rotating around a point O at a radius r = 10 m. The angular position...
A:
Q: The efficiency of an Otto engine is 60% (k = 1.4). If the initial volume is 7 ft^3, determine the vo...
A:
Q: The block shown is acted on by its weight W- 500 N. Horizontal force F 300 N, and the pressure Pexer...
A: Given that:-W=500 N & F=300 NP=pressure exerted by the inclined planeR=resultant force acting on...
Q: A charge Q is divided into the two charges Q and (Q - q). What should be the relation between q and ...
A:
Q: Given the plot below, determine the amplitude, duty cycle and period Figure 1 Fle Edit View Insert T...
A: The ampitude is the maximum deviation of the wave about the mean position. Here the mean position is...
Q: 19. What is the corresponding energy of the line with the longest wavelength in the Lyman series?
A:
Q: Find the internal energy of an ideal gas compressed isobarically from 12 L to 1 L at 0.78 atm if 361...
A:
Q: Pi=Pf0=4×10-3×v+6.82×-0.254×10-3×v=6.82×0.25v=6.82×0.254×10-3v=426.25 m/s
A: Given data : Pi=Pf0=4×10-3×v+6.82×-0.254×10-3×v=6.82×0.25v=6.82×0.254×10-3v=426.25 m/s To find : sim...
Q: Badiation Homeworl 5 A star of radius 6.95 x 10° meters has a temperature of 10,000 K. Assuming its ...
A:
Q: Time period of pendulum on earth surface is (T). Its time period at a height equal to radius of eart...
A: To find- Ratio (T1/T2)=? Given- On earth, periodic time =(T1) Radius of earth=R At new position, rad...
Q: Consider two electrons in a one-dimensional infinite square length of width L. Assume the two electr...
A: Electrons are fermions so we use anti-symmetric wavefunction for such system. Dear student, for theo...
Q: The wave function of a particle at time t = 0 is given by w(0) = (u,)+ u,)), where V2 |u,) and |u2) ...
A:
Q: 8.41 • At the intersection of Figure E8.41 Texas Avenue and University Drive, a yellow subcompact ca...
A: Given: m1=950kg, m2=1900kg, v=16m/s, θ=24° As the two vehicles stick together after the collision, t...
Q: Calculate the Mach number at the exit of the tube if the diverging duct has an inlet area and veloci...
A: First we have to find speed at the exit using equation of continuity. Then dividing this speed with ...
Q: Fig.1 A current i = 38 mA is flowing through the two infinitely long straight wire segments connecte...
A: (a) i=38 mAR=17mmMagnetic field due to current carrying wire is B=μ0 i2πRAs the direction of current...
Q: The figure shows an arrangement in which four disks are suspended by cords. The longer, top cord loo...
A: Given data F=94.9 NT1=68.7 NT2=46.9 NT3=5.51 N To calculate the masses of the four discs we have to ...
Q: Star A has an apparent magnitude of –1.5 and is 12.6 light-years from Earth. Star B has an apparent ...
A: Given: dA=12.6ly=3.863parsec, dB=15.6ly=4.783parsec, mvA=-1.5, mvB=0.4 The apparent magnitude of a s...
Q: 3) A parallel-plate capacitor has a capacitance of 10 mF and is charged with a 20 V power supply. Th...
A:
Q: A 9.5 x 10-3 uF capacitor is needed. What must be the area needed if the plates are to be separated ...
A: Solution:-Given thatCapacitance of capacitor (C)=9.5×10-3 μFAir gap between the plates (d)=0.22 cmε∘...
Q: For the wavefunctions o and o and the operator the bra-ket notation of the integral ,* (r)¢(r)dV =:...
A:
Q: The Pacer Test. As a warm-up, Gene is trying to do everyone’s favorite Pacer Test, which involves ru...
A: how long is the fastest 20 m lap he could possibly run. Given, length of the lapS=20 macceleration o...
Q: 9. When a certain quantity of helium gas contained inside and engine cylinder combusts, the expandin...
A:
Q: Consider a square of side p nd the potential at the center of the square.
A: Square side p = 2.9cm = 2.9x10-2 m Charge on each corner q = 7uC = 7x10-6 C Electric potential at th...
Q: 7.40 • A 2.00 kg block is pushed against a spring with negligible mass and force constant k = 400 N/...
A:
Q: 7.39 • A block with mass 0.50 kg is forced against a horizontal spring of negligible mass, compressi...
A:
Q: A G0 III star with a mass of about 1 M⊙ sits on the horizontal branch. Horizontal branch stars are i...
A: Given information: The mass of the star (M) = 1 M⊙ The luminosity of the star (L) = 100 L⊙ The tempe...
Trending now
This is a popular solution!
Step by step
Solved in 2 steps