For engines, if a compression ratios is 9 and with y= 1.5. The theortical efficiency of the engine is: O 67% O 33% O 58% O None of the above O 42%
Q: You hit a golf ball into the air with an initial horizontal speed of 30 m/s and an initial vertical ...
A: 3. Maximum vertical displacement/ maximum height is given by H = u2sin2θ2g here usinθ is the vertica...
Q: A high-speed flywheel in a motor is spinning at 500 rpm when a power failure suddenly occurs. The fl...
A: Given data: Initial velocity ω0=500 rpm. Angular-displacement θ-θ0=200 rev. Time t=30.0 s. The equ...
Q: How does the age of the universe relate to the Hubble constant? a. The smaller the constant, t...
A: As we know that the inverse of Hubble constant gives us the age of universe and which is fixed at ...
Q: An atom in an excited state stores energy temporarily. If the lifetime of this excited state is meas...
A: Given: The lifetime of the excited state is ∆t=1.0×10-10 s. The formula to calculate the uncertain...
Q: Show all working explaining detailly each step Answer must be typewritten with a computer keyboard! ...
A: As You clearly mentioned in the question that to answer you everything as typing manner, But i have ...
Q: Please provide all values needed (not just first three) for parts A and B. Thank you for the help! C...
A: Wavelength of sound is given by 34.3cm =0.343m
Q: 2. Obtain the magnetic torque († = ji × 5) formula using the torque formula († = † x F).
A: Torque on a current-carrying loop placed in uniform magnetic force. Let us consider a rectangular lo...
Q: Legal Physics. In an auto accident, a car hit a pedestrian and the driver then slammed on the brakes...
A: The distance covered by the car before stopping and after hitting the brakes is given as, s = 280 ft...
Q: Advanced Physics Question
A: Since, it contains more than 1 question, the solution for the first one is provided here. Please up...
Q: The largest structures in the universe are a. star clusters. b. galaxy clusters. c....
A: Given, Structures in the universe
Q: A friend returns to the United States from Europe with a 960 Wcoffeemaker,designed to operate from a...
A: Since the coffee maker is to operate at USA standard 120 V line, so the ratio of step transformer is...
Q: A physics major is working to pay her college tuition by performing in a traveling carnival. She rid...
A: Given data mp=70 kgmm=40 kgr=13 m
Q: The cart in the figure is attached to special spring that can stretch and compress equally well. The...
A: Let k be defined as the spring constant. Let x be defined as the distance between two consecutive po...
Q: Reduce the parallel force system shown in the figure to a single resultant force. What is the x coor...
A:
Q: Coherent light of frequency 6.32 * 10^14 Hz passes through two thin slits and falls on a screen 85.0...
A: (a) The distance between the two slits. The position of the mth bright fringe ym=mλRd ..............
Q: Assume that the E versus k relationship for electrons in the conduction band of a hypotheticaltetrav...
A: Given, Magnetic Field,B=0.1Wb/m2Angular Rotation Frequency,ωc=1.8×1011rad/sPlanck's constant,h=6.626...
Q: please answer this
A: We have to calculate the orbital radius of a satellite in a geosynchronous orbit around the Earth.
Q: We want to make a voltage measurement. How should we connect the probes of the multimeter? Drag the ...
A: A multimeter can be used to measure various quantities.
Q: A body weighs 200 N in the vacuum and was found to weigh 100N in the water when fully submerged. Wha...
A: Specific gravity can be calculated by Specific gravity = Density of bodyDensity of water
Q: Advanced Physics Question
A: Given: The damping ratio is 193. Introduction: In the case of the mechanical systems, energy was sto...
Q: mathematical physics: Find the unique solution of the following ordinary differential equation : (In...
A: Given:- y' = 2xy2+xx2y-y
Q: E versus k curve for a hole in the valence band is shown in the diagram. Assume that lattice constan...
A: Given, Planck's constant,h=6.626×10-34JsSpeed of light,c=3×108m/sLattice constant,a=12Angstrom=12×10...
Q: A ball thrown straight up has zero velocity at its highest point. Is the ball in equilibrium at this...
A: A ball thrown straight up has zero velocity at its highest point. Is the ball in equilibrium at this...
Q: A meter stick moves past you at great speed. Its motion relative to you is parallel to its long axis...
A: The length of the moving stick is 1.00 ft or 0.3048 m. To determine: The speed of the meter stick. ...
Q: Suppose three point charges are arranged as shown in the figure below. A charge ?1 =+1.2 ?? is locat...
A: Given:
Q: The diagram below shows two successive scatterings at locations A and B. In the first scattering, a ...
A: This problem can be solved using the formula for the change in wavelength due to scattering in compt...
Q: Consider a material that is well approximated by a black body. Assuming the material is heated to 10...
A:
Q: Problem 9.15 Use Gauss's law to determine the field inside and outside of (a) a sphere of uniform ma...
A:
Q: Please answer parts C, D and E. Thank you in advance!
A:
Q: Need help on this biology homework question.
A: The answer is regenerating cells of immune system
Q: An apple drops from a tree and falls freely.
A: (a) Given: The original height of the apple is 3 m. The height of the blades of grass is 0.5 m. Intr...
Q: If you were to observe the sunset on the Moon, would you see the space around the sun as red, like y...
A: Red colour of sun during sunset is a optical phenomenon called "Rayleigh scattering" and is independ...
Q: a and b
A: Given that: Total mass = M Inner radius= R/2 Outer radius = R
Q: (a) What is the wavelength of the emitted photon? (b) If the photon is directed at a crystal with 0....
A: Detailed solution is given below:
Q: (i) What is the effective capacitance of the following capacior network? (ii) Given that the voltage...
A: As per the guidelines we are supposed to answer only first three subparts of the given question. Ple...
Q: A coil consisting of 100 circular loops with radius 0.60 m carries a current of 5.0 A. Find the magn...
A: Given data N=100R=0.6 ma=0.8 mI=5 A
Q: OHM'S LAW AND POWER Maximum Current Circuit Table 6.2 Data R. R: Simulated Data Simulated į i = 0.6 ...
A: There are two situations- If the value of resistance of all resistors are equal then the current ac...
Q: Ferris wheel with a diameter D 11 m, make one revolution every 18 s. When he is at the top, essentia...
A:
Q: What is the decrease in the total kinetic energy of the two blocks as a result of the collision?
A: Let's assume the collision between two masses general case of one-dimensional. an object of mass (m1...
Q: an aerospace is moving away from the earth at a velocity v = 0.6c to carry out a research. when the ...
A: Answering part a ) since aerospace related question seems incomplete. Initial momentum of the hydrog...
Q: Why must engineers and scientists shield against x-ray production in high-voltage equipment?
A: Given:- There are some electromagnetic waves in physics x-ray. This type of x -ray can use...
Q: If you shine light with a wavelength of 153 nm on Potassium, what is the velocity of the electrons b...
A:
Q: Theoretical massive particles that weakly interact with other matter are classified as a. MACH...
A: Theoretical massive particles that weakly interact with other matter are classified as WIMPs. These ...
Q: The resolution of Olbers’s paradox suggests that it gets dark at night because a. the universe...
A: The resolution of Olbers’s paradox suggests that it gets dark at night because the universe is not i...
Q: Two square plates of sides é are placed parallel to each other with separation d as suggested in Fig...
A: Capacitance is given by, C=ε0Ad Now for the unfilled portion of the capacitor, C=ε0l(l-x)d Similarly...
Q: What is the wavelength of light falling on double slits separated by 2.09 µm, if the third-order min...
A: Given, Slit seperation distance , d = 2.09 *10-6 m Order minima, n = 3 Angle , A = 58° Let the wave...
Q: Show all working explaining detailly each step Answer must be typewritten with a computer keyboard! ...
A: acceleration = -ω2xi^ +yj^at t =0 position vector = 5λ i^velocity vector = 3 λj^
Q: 5. Solve the following a) Use the following min tems to make the 3-input truth table Σ0246 b) Write ...
A:
Q: please answer the 2 questions. thank youuuu
A: First we calculate the current using the relation, I=PV where P is the power and V voltage. Then fr...
Q: The main reason the night sky is dark is that the universe is a. homogeneous. b. static....
A: Answer e. finite in age
Step by step
Solved in 2 steps