The primordial background radiation is observable primarily at a. radio wavelengths. b. ultraviolet wavelengths. c. X-ray wavelengths. d. gamma ray wavelengths.
Q: A doctor monitors the flow rate of blood using an electromagnetic flowmeter. Electrodes A and B make...
A: Magnetic field B = 0.02 T Diameter of blood vessel L = 3 mm = 0.003 m Emf ε = 1.2 × 10- 4 V
Q: If you look at quasars with redshifts of 2 or so, you would be looking back to an age of quasars whe...
A: The redshift is 2 z=2 (red shift)z=λ-λ0λ0λ0=original wavelength λ=wavelength shiftThe distance to t...
Q: Two smooth reflecting surfaces (A and B) are perpendicular to each other. Light strikes surface A at...
A: Let us consider two perpendicular surfaces A and B . The light strikes surface A at a distance of 12...
Q: What is the unified model for active galaxies?
A: An active galaxies are those which emits thousands times more of energy than that of a normal galaxy...
Q: Help me please
A: Solution: Given Values, Mass(m)=1.2×103 Kg Weight(W)=mg=1.2×103×9.8=11.76×103 N Area of 1 tire=1...
Q: Air enters steadily a turbine at 2 MPa and 400°C at a velocity of 200 m/s and exits at 100 kPa and 2...
A: Given: Air enters steadily a turbine at 2 MPa and 400 Degree C Velocity=200 m/s exists at 100kPa an...
Q: Synchrotron radiation is caused by a. slow-moving neutrons. b. gamma radiation. c. ...
A: Here, we look at where synchrotron radiation is observed.
Q: A particle is moving along a circular path having a radius of 4 in such that its position asa functi...
A: Given data r=4 inθ=cos2t
Q: Help me please
A: Spring force is a restoring force which is proportional to the displacement pf object from the mean ...
Q: PHYSICS QUESTION
A:
Q: Two identical springs of spring constant 7580 N/m are attached to a block of mass 0.291 kg. What is...
A: Hooke's law states that the force (F) needed to extend or compress a spring by some distance (x) sca...
Q: A uniform, 255 N rodthat is 2.00 m long carries a 225 Nweight at its right end and an unknown weight...
A: Subpart (a): Let's consider the following free body diagram for the system. Here, L denotes the tot...
Q: H.W) given the nonuniform field E = yax + xay + 2az Determine the work expended in carrying 2C from ...
A: Given: E=yax+xay+2az a.W=Q∫BAE.dL=-2∫BAyax+xay+2azdxax+dyay+dzaz=-2∫10.8ydx-2∫00.6xdy-4∫11dzThe give...
Q: PHYSICS QUESTION
A: The electric field can be defined as the electric force per unit charge. The direction of the electr...
Q: What causes galaxies, stars, and solar systems to form? * A) Visible matter and/or dark matter repel...
A: Answer B) Visible matter and/or dark matter create a strong gravitational force to form these groups...
Q: Air enters steadily a turbine at 2 MPa and 400°C at a velocity of 200 m/s and exits at 100 kPa and 2...
A: please see the next step for solution
Q: The force constant for the internuclear force in a hydrogen molecule (H2) is k′ = 576 N /m. A hydrog...
A: Given Force constant for the internuclear force in a hydrogen molecule H2 k' = 576 N/m The mass of t...
Q: What strong evidence found in the mid-1960s led to wide acceptance of the big bang theory of the uni...
A: We need to find the evidence that led to wide acceptance of the big bang theory of the universe.
Q: 40. The value of the expression:4 + 3 % 5 a. 4 b. 7 c. 2 d. 0
A: Answer b. 7
Q: An empty cylindrical canister 1.50 m long and 90.0 cm in diameteris to be filled with pure oxygen at...
A: An ideal gas always obeys the gas equation given as: PV=nRT
Q: Show that the radius of a neutron star decreases as the number of neutrons increases. Does this make...
A: V is the volume of neutron,R is the radius,N is the number of neutrons. V1/3 is proportional to N-1/...
Q: In a nuclear accident, a lab worker receives a dose of D rads of radiation of x rays having an RBE o...
A: Given Information: The absorbed dose of the worker from the accident (d1) = D rads The relative biol...
Q: Find the total magnetic force acting on the loop abc. L 60 a b. a. F= ILB: to the right O b. F =0 O ...
A: Magnetic force on a current carrying wire (I ) of length L placed in a magnetic field B is given by...
Q: The equation below defines the performance of a RTD thermometer: = F(t) . +a,y= dt Where a, = 100 °C...
A: Let's consider the following first-order differential equation. a1dqodt+a0qo=b0qi ...
Q: Can you answer the second part. Thanks
A:
Q: A skyscraper has a height of 152 m. On windy days the skyscraper sways with a frequency of 0.17 Hz ...
A: The formula to calculate the angular velocity associated with the swaying of the building can be wri...
Q: 15. A ray of monochromatic light travelling in air strikes the end of a 21 cm wide block of Plexigla...
A: Solution: Given Values, The angle of incidence(i)=650 Index of refraction for the plexiglas=n2=1...
Q: • Radioactive tracers. Radioactive isotopes are often intro- duced into the body through the bloodst...
A: Given that:I131 is a β- emitterT1/2=8.0 dAo=375 Bq
Q: Find the equivalent resistance between point a and b for the combination shown
A: First of all we have to detect which resistors are connected in which connection i e whether in seri...
Q: Please help me. I badly need help Asap Explain in 4-5 sentences Differentiate between Special Theo...
A: It is a physical theory given by Albert Einstein which explains about the relationship between space...
Q: The figure shows a loop model (loop L) for a diamagnetic material. What is the direction of (a) the ...
A: please see the next step for solution
Q: Derive the formula for the orbital velocity and classical frequency of revolution of theelectron for...
A: Concept used: According to Bohr's model, angular momentum has quantized values.
Q: Suppose that the magnetic dipole moment of Earth is 8.6 x 1025 J/T. (a) If the origin of this magnet...
A:
Q: Which situation would have a greater impulse: Assume each collision is isolated to one dimension. A ...
A: Both cars are identical. And having same speed. When they collide head on then they transfer maximum...
Q: Please show work and circle your answers from parts A and B. Thank you
A: We know, V=λνor λ=Vν=340230=1.47m This is the required wavelength.
Q: A layer of liquid sits on top of the horizontal surface of a transparent solid. For a ray traveling ...
A: Given,Critical angle θc =38.7°
Q: Figure 2 below shows a triangular array of three point charges. Find the electric potential V of the...
A: Total electric potential will be the sum of all the individual point charges.
Q: In terms of power, the hemispherical goblet of radius R can withstand the greatest perpendicular for...
A: please see the next step for solution
Q: The universe has been said to be closed if I. gravity is strong enough to stop the expansion in a ...
A: i) right The gravity is a kind of force which bound the universe or can say it hold the stars galaxi...
Q: Theory predicts that the irregularities in the hot gas of the big bang should be how many degrees in...
A: The cosmologists analyze the irregularities within the intensity of the CMB using sophisticated ma...
Q: I would appreciate your help
A: we are given speed of sound =343 m /secf1 = 200 Hzf2 = 5000 Hz
Q: The protons and neutrons that make up normal matter belong to a family of subatomic particles called...
A: The protons and neutrons that make up normal matter belong to a family of subatomic particles called...
Q: A smoking room is to accommodate 50 smokers. The fresh air requirement for smoking areas is specifie...
A: please see the next step for solution
Q: An electric turntable 0.750 m in diameter is rotating about a fixed axis with an initial angular vel...
A: Given data ωo=0.25 rev/s2π rad/rev=π2 rad/sα=0.9 rev/s22π rad/rev=9π5 rad/s2d=0.75 m
Q: A uniform 165 N bar issupported horizontally by two identicalwires A and B (Fig. ). Asmall 185 N cub...
A: Given: Weight of the bar =165 N Weight of the cube=185 N The mass of each wire=0.0055 kg Length of ...
Q: Solving option B, please
A:
Q: 637 / 5000 Çeviri sonuçları A wire R = 1.5 m of a circle with a radius ? = 60? transf...
A:
Q: The assumption of isotropy states that a. the universe looks the same at all epochs. b. ...
A: Given The assumption of isotropy states that, as following below.
Q: In the figure, a laser beam of power 4.50 W and diameter 2.60 mm is directed upward at one circular ...
A: Given: The power of the laser beam is 4.50 W. The diameter of the beam is 2.60 mm. The cylinder's de...
Q: The distence leedweer the a, 92 2pc cherges is Velues cm. far uhat 92/resultant thes 11 Force cach t...
A: The repulsive or attractive interaction between any two charged bodies is known as an electric force...
-
The primordial background radiation is observable primarily at
a. radio wavelengths.b. ultraviolet wavelengths.c. X-ray wavelengths.d. gamma ray wavelengths.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
