A ball is thrown upward at an angle 0 neglecting air resista True or False? The velocity of the ball at the maximum height is zero 8. A ball is thrown upward at an angle 6 neglecting air resista True or False? The acceleration of the ball at the maximum height is zero

Q: Two parallel metal plates separated by 20 cm are connected across a 12 V potential difference. An el...

A: Given that,The distance between two parallel plates : d = 20 (cm)Potential differene : V = 12(V)An e...

Q: A K-type thermocouple is used to measure the temperature of a system that is known to be 850 degrees...

A: Solution.  For any thermocouple, the voltage output and the temperature are given by the following r...

Q: Obtain the expression for energy density of radiation in terms of Einstein's Coefficients

A: Einstein coefficients are mathematical quantities which measures the probability of absorption or em...

Q: Problem 5.5. A superconducting alloy has He2 = 150 kOe and x = 96. Find the energy of an isolated vo...

A: Given: HC2=150 kOek=96

Q: A body a force accelevation produeid of mass 5 kg moves under of coit 15-20 k. Then the is 9

A: Given,  mass m = 5kg force F = 10i + 15j -20k acceleration = force/mass

Q: Problem 1: A uniform line of charge with total charge Q runs along the y-axis from -/2 to +/2. What ...

A: Laws of electric field and component separation techniques for vectors will be used to determine the...

Q: * :In laser production, increasing the levels of energy in the lasing medium will Increase the energ...

A: On increasing number of levels in lasing medium there will be more number possible transitions from ...

Q: Objects moving near the speed of light exhibit an increase in their inertial mass that goes as the s...

A: A proton is composed of 2 up quarks and 1 down quark. (uud)

Q: A' Charged partiede af mass m and charge V is released from rest in an eletric field of intensit, e....

A: given mass is m charge is q initial velocity of charge is u = 0 m/s. electric field is E  

Q: Assuming that the field of view is flat, what is the resultant vector (yellow line) of an observer p...

A:

Q: O Question 9 Look at the three spectra of stars in the picture above. The top one, for instance, is ...

A: When the spectra of stars is brighter on red end it is relatively at higher temperature where as whe...

Q: Demonstrate through known physical principles the equations of free fall and weir

A: Solution: During the free fall, a body falls under the action of acceleration due to gravity and no ...

Q: 55) How long does it take for 300,000 X-rays to be transmitted on a 100-gbps network? A) 10 seconds ...

A: How long does it take for 300000 X rays to be transmitted on a 100-gbps network.

Q: A pulsed laser emits photons of wavelength 780nm and if the energy of the pulse is 2x10-10 J, find t...

A: Given: Wavelength of photon = 780 nm Energy of pulse = 2×10-10 J We have to find total number of 

Q: Show that the force F= (-6x)+2xyz+ (3 x y z²_6e Z)R is Conservative, hence find the Potential functi...

A: The force vector is given as, F→=y2z2-6xz2i^+2xyz3j^+3xy2z2-6x2zk^ TO DETERMINE: (a) The force vecto...

Q: The half-life of a radioactive isotope is 140 d. How many days would it take for the decay rate of a...

A: The half life for the given sample is 140 days, which means that the given radioactive sample decays...

Q: 22. Once fired, a bullet accelerates at 6.8 x 104 m/s2 through a rifle barrel. If the barrel is 0.8 ...

A: Lenght of the barrel s=0.8 m acceleration of bullet a=6.8×104 m/s2 From the kinematic equation of mo...

Q: A 30-sec transit was used to measure a horizontal angle by repetition ten times. If the first readin...

A: Note :second value you entered should be 125 deg 35 minute to match up the answer options First valu...

Q: Find for the Mesh Currents and obtain the value of i(0) 4Ω 3Ω 24 V ) 4 A 1Ω 2Ω 2Ω + 1Ω 1Ω 9 V 4Ω 2 A...

A: Refer to the circuit below : 

Q: At a given instant of time a rigid rotor is in a state ¥(0,0)= -sin 9 sin ø 47 a) What possible valu...

A: Given: The wavefunction of the rotor is given by ψ(θ,ϕ) = 34π sinθsinϕ

Q: A 0.7-F capacitor is connected in series with a 9-ohm resistor. If the connection is energized from ...

A: Given that,capacitor : C = 0.7 (F)Resistor : R = 9 OhmDC Voltage : V = 11 (V)Here we need to find th...

Q: Briefly explain the working of a semiconductor laser.

A: A semiconductor laser is a specially fabricated pN Junction device. In this pn Junction both the P a...

Q: 5. What is the capacitance of a one side open coaxial cable (TV cable)? Given the inner core radius ...

A: Given: a=0.8mm, b=5mm, k=2, l=2.5m, ε0=8.854×10-12F/m The capacitance of the one side open coaxial c...

Q: One student uses a meter-stick to measure the thickness of a textbook and obtains 4.3 cm t 0.1 cm. O...

A: The meter stick measured  L=4.3 cm±0.1 cmThe meter stick measurements means that the length of the s...

Q: Problem 5: A spherical, insulating shell with uniform charge density p(r) = -p is centered at the or...

A:

Q: POSITION, TIME, DISTANCE. ... x True or False 9. True or False. Refer to the x vs t graph at the rig...

A: 9. x- axis  represents the position and t represents time As in AB the position remains the same aft...

Q: From her house, Miya walks 30 m at E30°N. She then turns 50° on a clockwise direction and continues ...

A: Solution; The complete journey of Mia is shown in the direction map below;

Q: A rock, which weighs 1400 N in air, has an apparent weight of 900 N when submerged in fresh water (9...

A:

Q: 04 What are types of Equilibria? Discuss the Equilibria from the Lagrangian po of view. 05 What we m...

A: 4. Equilibria is also known as Equilibrium. There are three types of equilibrium 1. Stable 2. Unstab...

Q: 7. A bullet is fired downward at an angle of 30° below the horizontal. 3.20 seconds later, the bulle...

A:

Q: Determine the rectangular components of the given force F =55N 0 = 55° Fx = 31.54N, Fy= 45.05N Fx = ...

A: The magnitude of force is given as, F=55 N The angle at which force is given as, θ=55o TO DETERMINE:...

Q: Q. 50 : The total energy of a particle, execut SHM is: Proportional to x2. Proportional to x Proport...

A: The total energy of a particle executing SHM is always a constant (ignoring damping). If the amplitu...

Q: A wooden ball of weight 196 newtons is dropped vertically from a height of 100 meters above the grou...

A:

Q: a. What

A: S.H.M of total energy particle as, The kinetic energy position as,

Q: A charged conductor of area 40 cm? carries a uniformly distributed charged of 0.2 µC. Determine the ...

A:

Q: Using the same procedure to determine the fundamental equation of chemical thermodynamics (dG = –SdT...

A:

Q: Obtain the expression for energy density of radiation in terms of Einstein's Coefficients

A: Answer: The radiation can interact atom's energy level in three ways. They are  Absorption spontane...

Q: The woman maintains a slow steady motion over the indicated 135° range as she exercises her triceps ...

A:

Q: 3-7. Once upon a time, a certain hermit wants to design a reactor using a radioactive material A* th...

A: Given: t=15y The decay equation of the radioactive material A can be written as :  N=N0e-λtHere, N0 ...

Q: a) Consider the following circuit with an ideal Ammeter. What is the reading of the Ammeter? 60 N 10...

A: According to Ohm's law, the current flowing through a conductor is directly proportional to the pote...

Q: 1. When two objects are touching each other and they can exchange energy between them, then they are...

A: We are authorized to answer one question at a time, since you have not mentioned which question you ...

Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to th...

A: Concept: Given Window of measurement =900×1500 mm That is 0.9×1.5 m The Length of stick CD= 600 mm T...

Q: Problem 1: A uniform line of charge with total charge Q runs along the y-axis from -t/2 to +/2. What...

A: Electric field is the force per unit charge at the respective location. To calculate the electric fi...

Q: Determine the minimum coefficient of friction at point B required for a person to use the ladder. As...

A:

Q: The half-life of a radioactive isotope is 140 d. How many days would it take for the decay rate of a...

A: Given that, Half life of the isotope, T = 140 days  We know that, The half life is the time in w...

Q: An object was discovered on Feb. 24.37 UT (position R.A. = 5h35m.8, Decl. = -69 18'), obtained m = 4...

A: Given information: The apparent magnitude of the SN at its peak brightness is (mp) = 2.8 The distanc...

Q: One student uses a meter-stick to measure the thickness of a textbook and obtains 4.3 cm t 0.1 cm. O...

A: Concept: According to question, One of the student measured the thickness of the book using meter sc...

Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If ɛ = 9.00 V, C =...

A: We know that, The time constant of the circuit τ=RC=100Ω20×10-6 F=2×10-3 sec=2msmaximum charge store...

Q: Problem 1: A uniform line of charge with total charge Q runs along the y-axis from -t/2 to +t/2. Wha...

A: The electric field is radially  symmetric

Q: In Figure (a) below, unpolarized light is sent into a system of three polarizing sheets.The angles 0...

A: According to the question, there are three polarizing sheets, and from there unpolarized light passe...