In the figure given below, the ideal batteries have emfs E, = 150V and E2 the resistances are R1 3.0 Q and R2 2.0 Q. If the potential at P is 100 V, what is it at Q? Q4. = 50V and R
Q: Question: A firefighter, a distance d from a buning building, directs a stream of water from a fire ...
A: Projectile A projectile is an object that is thrown without any fuel. Generally, a projectile is thr...
Q: The group velocity for the vibration waves at the boundary of the Brillouin zone is Select one: ...
A: Zero
Q: In a particular Cartesian coordinate system, the y and z-components of the acceleration are zero and...
A: given,ax(t)=-8+32tinitial velocity Ux=15m/sax(t)=dvx(t)dt∫0tax(t)dt=∫uxvxvx(t)∫uxvxvx(t)=∫0t(-8+32t)...
Q: Which of the option is correct for mechanism in truss? a) M = 2J – 3 b) M < 2J -3 c) M > 2J – ...
A: Option
Q: can you help me please?
A: Light passing through a single slit forms a diffraction pattern somewhat different from those formed...
Q: A rocket produces a total thrust of 40,000 N. If the mass flow rate of propellants is 16 kg/s, what ...
A: Total Thrust = mass flow rate x effective exhaust velocity. Here we assume that the mass flow rate i...
Q: the resistance of a 4.9-m length of copper win your answer to two nignificant figures an
A: Formula used:Resistance , R =ςLA here ς= 1.68 ×10-8 , L =4.9×10-3 , A =π×1.7 ×10-322
Q: A linear harmonic oscillator of force constant 2×106 N/m and amplitude 0.01m has a total mechanical ...
A: C)
Q: A rigid tank contains air at 500 kPa and 150°C. As a result of heat transfer to the surroundings, th...
A: Given, P1=500kPaT1=150°CP2=400kPaT2=65°CSince given the tank is rigid which implies volume is consta...
Q: A bullet of mass 20g is found to pass two points 30m apart in a time interval of 4s. Calculate the k...
A: Given information: The mass of the bullet, m=20 g=20×10-3 kg The distance covered by the bullet, S=3...
Q: Photons are electrically neutral and are not deflected by electric and magnetic fields.a) Trueb) Fal...
A: Photons are considered to have no charge. They are simply quanta of energy. They are not affected by...
Q: The ___________ forces do not cause the rotation if the rotation is considered in about the axis of ...
A: Option b
Q: Torque. You are attempting to move a large rock by using along lever. Is it more effective to place ...
A: Given: A figure representation is given as,
Q: The potential in a region is given by V = axy, where a is a con-stant. (a) Determine the electric fi...
A: (a) The electric potential function is as follows, The components of electric field is calculat...
Q: Power is defined as
A: Power is defined by force per unit area.
Q: A second’s pendulum is mounted in a rocket. Its period of oscillation will decrease when rocket is _...
A: Option a
Q: In a simple harmonic oscillator, at the mean position ___________a) Kinetic energy in minimum, poten...
A: Option c is
Q: An anxious physicist worries that the two metal shelves of a wood frame bookcase might obtain a high...
A: C=ε0Ad=8.854×10-12 C2/N·m21.80×102 m20.230 m=6.93×10-9 F
Q: The steel swivel bushing in the elevator control of an airplane is held in place using a nut and was...
A: The shear force acts on the washer along the circumference r -> radius = 0.375 in t->...
Q: A metal ball rebounds better than a rubber ball. True or false
A: True
Q: As the liquid is dropped, it starts spreading out. The moment of inertia _______ and angular velocit...
A: Increase
Q: A circular disk has a radius R and mass M. A hole with a diameter R is drilled on it as shown in the...
A: The formula to calculate the total surface area of the whole disk is given by A=πR2....................
Q: The figure below shows three forces applied to a block that moves to the left a displacement of 6.2 ...
A:
Q: Three vector forces F1, F2 and F3 act on a particle of mass m = 3.80 kg as shown in Fig. Calculate t...
A: Option c
Q: In anticipation of a long 6° upgrade, a bus driver accelerates at a constant rate from 80 km/h to 10...
A: Step 1 of 4 a) Draw the free body diagram of the bus, when it moves on a level section of the hig...
Q: 22-74. A bullet of mass m has a velocity of vo just before it strikes the target of mass M. If the b...
A: Here the momentum remains conserved Therefore Initial Momentum = Final Momentum Therefore m*...
Q: Is work a state variable
A: Work is not a state variable. It is a mod of transfer of energy from the system to surrounding or vi...
Q: What is the characteristic velocity of a rocket if the chamber pressure is 10 MPa, the nozzle throat...
A: Characteristic velocity = Chamber pressure x throat area / mass flow rate. It is an important perf...
Q: Determine the resultant P of P and T as shown if P=848 N and T=696 N. T 6 m C 60 D
A:
Q: We have a simple pendulum, composed of a mass of 5.00kg hanging from a thread of negligible mass. Th...
A: Given : Mass of the pendulum, m = 5 kg Maximum angular displacement, θ =π7 rad ...
Q: The velocity of a particle is given by v=At+Br 17 - where x is in meters and t is in seconds, and A ...
A: We know that for a dimensionally correct equation dimension of left hand side of the equation is sam...
Q: The electric field everywhere on the surface of a thin, spherical shell of radius 0.800 m is of magn...
A: The electric field at the surface of a thin spherical shell is given by, E→ = Q4πε0R2r^ where, Q is ...
Q: A 20-g bullet is fired into a 5.0 kg ballistic pendulum initially at rest and becomes embedded in it...
A: As the bullet get embedded in the pendulum both of them start moving with velocity, i.e. v1B=v2B, th...
Q: A spherical body of area A and emissivity e = 0.6 is kept inside a perfectly black body. Energy radi...
A: D
Q: Explain the formula derivation of "Velocity as a function of Position". Use your own words to explai...
A: The velocity of the body is the rate of change of displacement with respect to time. The velocity of...
Q: What is the frequency of a photon having energy 2.1 X 10-30 MJ?
A: E = 2.1 X 10-30+6 JFrequency, v = ?We know, Energy = hv, where h is the Planck’s ConstantTherefore, ...
Q: Calculate the length and orientation of a rod of length 2m in a frame of reference which is moving w...
A: Given: Rod length L=2m velocity v=0.6c Angle with rod θ=30° To find: Length and orientation of the r...
Q: A spring 40mm ling is stretched by the application of force. If 10N force is required to stretch the...
A: k=Fx=10 N40 mm10-3 m1 mm=250 N/m
Q: QUESTION 2 If a proton and electron are released when they are 2.0 m apart, find the initial acceler...
A: F = kqpqe / r2 F = 9×10⁹ × (1.6×10-19) /(2²) F = 360 N
Q: A student uses a force P of magnitude 55 N and angle 0 = 75° to push a 4.0 kg block across the ceili...
A: Given: The mass of the block is m=4 kg. The magnitude of the force is P= 55 N. The angle with the ho...
Q: Question: A person drives a cart along a straight track. The velocity of the cart changes over time ...
A:
Q: Emergent behavior How quantum mechanical in a system depends on the strength of interactions?
A: Concept: In Quantum mechanics, it deals with the matter of atom and light in the atomic and subatomi...
Q: P13E.2 Explore whether a magnetic field can influence the heat capacity of a paramagnetic molecule b...
A: From each mode of motion molecular partition function can be factorized into contributi...
Q: a rocket travels at 1400 m/s with exhaust velocity of 1.4 km/s, nozzle exit diameter of 50 cm and th...
A: Mass flow rate of the propellants is the same as the mass flow rate of the rocket exhaust jet exitin...
Q: Assertion: Good conductors of heat are also good conductors of electricity and vice-versa. Reasons: ...
A: Option a is correct
Q: e check that this equation is Carrect i-i -li ||i| coso = 1 %3D D i.;=ljlljlcos 90
A:
Q: A solid sphere is rotating in free space. If the radius of the sphere is increased keeping mass same...
A: Given: A correct answer of this question as,
Q: Parts of a Rocket nozzle
A:
Q: follower cam For the mechanism shown, R= 0.25 m, 0 = 10 ,and o the cam rotates with angular velocity...
A: Option b is the correct answer
Q: A 1130-kg car is held in place by a light cable on a very smooth (frictionless) ramp, as shown. The ...
A: Given Mass = 1130 kg Cable angle = 31° Ramp angle = 25°
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 1 images
