9. A battery of emf 10 V and internal resistance 3 Q is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the terminal voltage of the battery when the circuit is closed? www r=3 E = 10V R 1 = 0.5A

Q: Problem 3: A person pulls a block of ice across a frozen part of a lake. They apply a force to the…

A:

Q: Un átomo de hidrógeno, inicialmente (para t < 0) en su estado base, es colocado al tiempo en un…

A:

Q: A bus driver heads south with a steady speed of v₁ = 24.0 m/s for t₁ = 3.00 min, then makes a right…

A:

Q: Calculate the Doppler shift (in kHz), if the transmit frequency is 5 MHz, the velocity of the flow…

A: The original frequency = 5 MH zThe flow velocity = 45 cm /s  = 0.45 m/sDoppler angle = 60 degreesThe…

Q: 1) An arm OA rotates around the origin O according to the angle 2 0.15t where 0 is in radians and t…

A: Given,In polar coordinates, the velocity vector of the collar at time t,

Q: Draw the amplitude and phase spectrum for the following infinite duration complex tone. x (t) = 10…

A: Given,by convention, we need to first change this x(t) in terms of cosine functions.So, the…

Q: Three objects move with a velocity of 1 m/s. What is the total kinetic energy of the system? I know…

A: Kinetic energy is possessed by an object which is moving at some speed. Potential energy is…

Q: Calculate the number of turns in each of the secondary coils below: (b) (c) (a) Np=100 Ns=? Vp=12 V…

A: The Transformer relationships are:

Q: 2. Consider a semi-infinite line charge located on the +z axis, with a charge per unit length given…

A: Given Data: The charge density of the line located at z-axis λ(z)=λ0.e−za.The potential at infinity…

Q: 2.2 Two crystallographic directions are represented by the vectors A = ga+a and A, = a₁ + a₂ + ag.…

A: The angle between all three coordinate axes for an orthorhombic system is,Therefore,

Q: Consider a star orbited by two planets. Assume the star to have mass twice that of the Sun. Let…

A: The objective of the question is to determine the point of collision of two planets in their orbits,…

Q: The resistivity of a material used to make a round 950W resistor is 53W per unit length.  If the…

A: Rating of resistor= 950WResistivity of a material,Radius,

Q: The Ising model is given by H=-JΣ sis; -hΣsi, (1) where J indicates uniform interaction between…

A:

Q: A space-based telescope can achieve a diffraction- imited angular resolution of 0.10" for red light…

A:

Q: Using air pressure, the 0.9-kg ball is forced to move through the tube lying in the horizontal plane…

A: It is given that,                        The value of r is                         The value of…

Q: (a) Two prot magnitude direction E (b) State ho Fe Fg (c) What mu = Need Hel

A: The proton has charge = 1.6*10^-19 CThey are separated by a distance = 3.50*10^-10 mThe…

Q: An electric field E = x (-1.12 × 10³ N · m²/C) is 25.0 cm due to this charge distribution. UC is…

A:

Q: A LASIK vision correction system uses a laser that emits 10-nsns-long pulses of light, each with 2.5…

A: To find the average power of each laser pulse, we use the formula:Average Power=EnergyTimeGiven:-…

Q: -3 kg 55 µ = 0.2 frictionless T a) 6 N b) 7 N c) 8 N d) 9 N

A: Newton's second law states that the acceleration of an object is directly proportional to the net…

Q: Which velocity vs. time graph goes with the position vs. time graph on the left? t t V 1

A:

Q: What is the change in entropy of 10 moles of ideal diatomic gas that reversibly undergoes the…

A:

Q: 8.23 *** A particle of mass m moves with angular momentum & in the field of a fixed force center…

A: Given8.23*** A particle of mass m moves with angular momentum l in the field of a fixed force center…

Q: (a) What is the rate of energy loss in watts per square meter through a glass window 2.4 mm thick if…

A:

Q: A 42.1g sample of a conducting material is all that is available. The resistivity of the material is…

A:

Q: (a) Can a particle moving with instantaneous speed 7.00 m/s on a path with radius of curvature 2.00…

A: The detailed solution is given below. If it helps, please give a helpful rating. Thank you.…

Q: Determine a linear relationship between salt concentration (g/L) and boiling time (s). What is the…

A:

Q: (a) For one-dimensional motion of a particle of mass m acted upon by a force F(x), obtain the formal…

A:

Q: The potential at the surface of a sphere of radius R is given by V_0 = k cos(3θ), where k is a…

A: Let the radius of the sphere is a'

Q: Using Figure 5 in the lab manual ( especially the right half of the figure), derive an equation for…

A:

Q: A 2.90 kg block on a horizontal floor is attached to a horizontal spring that is initially…

A: We will answer the question using energy concept. In the beginning, the block on spring has only…

Q: An alpha-particle with kinetic energy Tα = 7 .0 MeV is scattered elastically by an initially…

A:

Q: 1- A positive charge q was uniformly distributed over a ½ circular ring of radius R as shown in the…

A:

Q: Consider the lamp-pumped Nd:YAG laser shown in fig. The pumping beam induces a thermal lens of focal…

A: In lasers, the electrons are externally excited to the meta-stable state. This process is called the…

Q: 11. Show that the three vectors a = 0 1 √/27 (1) ; D = (8) b 1 form a CONS. Do the same for 1 2 1 0…

A: The objective of the question is to determine whether the given sets of vectors form a Complete…

Q: Three electric charges are arranged on three of the corners of a square with side length 2.000 m.…

A: Given Data: The charges 4×102 C, 3×102 and  1×102C are placed at the three corners of the square.The…

Q: The generalized Kepler orbit is given in polar coordinates r($)=c/(1+ɛ-cos(6)), where c is a…

A: Define constant A and B via constant c.

Q: In the theory of relativity, the mass m of a particle with velocity v is mo √1-v²/c² where mo is the…

A:

Q: Obtain expressions in component form for the position vectors having the following polar…

A: We have to obtain the expression in component form for the position vector. The polar coordinate r…

Q: asically we’re designing a machine that has rollers to flattened and rotating shaft to roll a strip…

A: Explanation:The torque required to flatten the dried leaves using the rollers is calculated based on…

Q: QI Assuming a filament in a 130 W light bulb acts like a perfect blackbody (e- 1), what is the…

A:

Q: -5 A flea jumps by exerting a force of 1. 80 x 105 N straight down on the ground. A breeze blowing…

A:

Q: A ball is thrown at 60\deg with initial velocity of 10 m/s, it reaches the maximum height and on…

A: Use Time of flight formula of projectile motion

Q: Many communications satellites are in geosynchronous orbit, which means they always stay above the…

A: Geosynchronous satellites orbit around Earth and appear to be stationary relative to a fixed point…

Q: A fish at a pressure of 1.1 atm has its swim bladder inflated to an initial volume of 8.16 mL. If…

A:

Q: Consider some inertial observers S, S' and S" in the standard configuration and such that observer…

A:

Q: 5. For the given wall that has width of 4 m and height of 7 m, thermal conductivity of 0.69 W/mK,…

A:

Q: 8) In Fig. 23-56, a nonconducting spherical shell of inner radius a= 2 cm and outer radius b= 2.4 cm…

A: The objective of the question is to find the magnitude and direction of the electric field at…

Q: A water tower is a familiar sight in many towns. The purpose of such a tower is to provide storage…

A:

Q: A 3.0 cm tall object is 15 cm in front of a convex mirror that has a -25 cm focal length. Determine…

A:

Q: If you seal a container of air at room temperature (20 and then put it in the refrigerator (2 °C),…

A: Please see the image.