An electron is accelerated through a potential difference V. Write the expression for its final speed, if it was initially at rest. 919rige
Q: A spherical black body with a radius of 12 cm radiates 450 W power at 500 K. If the radius were…
A: We are aware that a black body with a radius of 12 cm and a temperature of 500 K emits 450 W of…
Q: When the number of electrons striking the anode of an X-ray tube is increased the of the emitted…
A: We know, The Cut-off wavelength is given by, λmin=12375V in voltsin Ao
Q: ential energy of th
A: Given: Mass of block is 2 Kg Incline angle is 30o Spring constant is 19.6 N/cm Length of compression…
Q: Two concentric circular coils of wire lie in a plane. The larger coil has 78 turns and a radius of a…
A: (a) The expression for magnetic field at the center due to current in larger coil is B=μ0N2I22a…
Q: Four passengers with combined mass 250 kg compress the springs of a car with worn out shock…
A: Given: The given values are, Mass of the four passengers, m=250 kg And the compression of the shock…
Q: A sliding 30 kg mass is slowed by friction from 40 m/s to 20 m/s. A) What is the work done on the…
A:
Q: Calculate the center of mass of a 4 m long aluminum bar with cross- sectional area of 4 cm x 4 cm if…
A: It is given that the length of the uniform bar is, L=4 m. Axis of rotation is located at 13rd of the…
Q: a) Find the component vector λ for the cable shown in the picture below with respect to x, y and z…
A:
Q: An object of height 3 cm is placed at a distance of 25 cm in front of a converging lens of focal…
A: Mirror equations relate object distance and image distance to focal length. The mirror formula is…
Q: A B C Question 4 Laurie was walking by the pool and dropped her red box of candy! She wants to reach…
A: According to law of refraction light bends when it refracted between two medium
Q: Given Mass- 10 kg Force - 40N Degree - 30 Friction - 0.30 Imagine you pushla 10kg mystery box with…
A:
Q: A tuning fork of 512 Hz is used to produce resonance in a resonance tube experiment. The level of…
A:
Q: Question 2: What current in microamps do we get with an ideal abrupt junction silicon diode with…
A: Given, Area, A=100×10-42cm2A=10-4cm2 Vf=0.52VVt=0.02585V Dopping of the acceptor,…
Q: If we change gravitation laws is it possible to get rid of Dark Matter concept?
A: Dark matter is considered to be a hypothetical particle that is considered to be the glue that holds…
Q: (a) (c) : The frequency of open organ pipe is (CET-2008) V 21 +0.4 d V 21+ 0.8 d (b) (d) V 21+ 0.6 d…
A: The general formula for the frequency of an open ended pipe with end correction is f=v2L+2e here, v…
Q: For the following system, what is the number of permutations with occupation numbers N₁=1, N₂=2,…
A: The number of permutations can be calculated by using N(P) = ∑NiEi Here Ni is the occupation number…
Q: and string arrangem
A: Given: Mass of A object is 2.35 kg Mass of B object is 6.95 kg
Q: what are the human vision including the structure of the eye, the formation of images by the eye,…
A: Human eye have lens whose focus can be adjusted by muscles so that image are formed at retina
Q: CALC Consider a spring that does not obey Hooke's law very faithfully. One end of the spring is…
A: We are aware that the force Fx=kx-bx2+cx3 operating along the x-axis with an x-component.K has a…
Q: A marble is dropped from a certain height. The acceleration of the marble is recorded ten (10)…
A: We are given various values of acceleration of marble. This marble is dropped from some height. We…
Q: Question 2: Magnetic Force on Currents What is the direction of a current that experiences the…
A:
Q: A cylinder with fixed capacity of 67.2 L contains helium gas at STP. The amount of heat needed to…
A: Helium gas is present at STP in a cylinder with a fixed volume of 67.2 L, as is known.We must…
Q: Derive an expression for the capcaitance of 2 sphere shells that are concentric with Radii R and…
A: We are given charges on inner and outer spherical shells. We are also given that the 2 spheres are…
Q: Answer the question in full details, thank you very much, Answer on the correct significant figures:…
A:
Q: 4. In Lecture 17 we saw that the net force on a current loop in a uniform magnetic field is zero.…
A:
Q: In the figure puck 1 of mass m₁ = 0.30 kg is sent sliding across a frictionless lab bench, to…
A: Given, Mass of puck 1, m1=0.30kg Let the pucks' height will be h. Distance of puck 1, D=4d Distance…
Q: Calculate the work done in stretching a wire of diameter 1.2 mm and length 4 m by 0.2 m. Young's…
A: We need to compute-Work done in stretching a wire=?The data provided are-Diameter (d)=1.2 mmRadius…
Q: Problem 2. Four-point charges are located as shown in the figure. Consider the following values for…
A:
Q: X K Check Stoke's theorem for the vector field A=xyî +(2yz)j + 3xzk and the square surface shown in…
A:
Q: A 90-kg mountain climber bangs from a nylon rope and stretches it by 25.0 cm. If the rope was…
A: We have given data from the question is, Mass of mountain climber, m=90 kg Stretch in nylon, △L=25…
Q: There is an infinite layer of charges of thickness d and density p, as shown in the figure. What is…
A: Using concept of field due to a uniformly charged plane sheet we can find the field at point p
Q: A sonometer wire of length 1.5 m is made of steel. The tension in it produces an elastic strain of…
A: We are aware that a 1.5 m long sonometer wire is constructed of steel.It experiences an elastic…
Q: Two uniformly charged rods, rod 1 and rod 2, are placed as in the figure. Both rods are 10 cm long.…
A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…
Q: The given graph shows variation. (with distance from centre) of To To (a) electric field of a…
A: The presented graph in the question must be modified (with distance r from centre).
Q: The radius of a T.G. having 50 turns is S cm. When it is placed with its plane parallel to the…
A: We need to compute-Current through tangent galvanometer (I)=?The data given as-No. of turns…
Q: Calculate the electric potential at point P located at r-54 cm from a point charge q= 40 nC. [V] V=
A:
Q: Quantum mechanics What is a Taylor series and a Maclaurin series ? what are we using it foin…
A:
Q: A 0.430kg object undergoing SHM has ax = -2.50m/s² when x = 0.400m. What is the time for one…
A: Given: The given values are, A 0.430 kg object undergoing SHM has ax=-2.50m/s2 when x=0.400m. To…
Q: (a) Mi is on a flat plane. The coefficient of sliding friction is uk. Assume M₂ drops. 6. Two masses…
A: Tension on the string is equals to net force acting over it And answer for other explained below
Q: Ex. 72: A resistance of 500 2 is connected in series with a capacitor of capacity 0.4 µF and an…
A: We need to compute-(i) Inductive reactance (XL)=?(ii) Capacitive reactance (XC)=?(iii) Resonant…
Q: 5. A communication satellite is in stationary (synchronous) orbit about the earth (assume an…
A: It is given that, Transmitted power, P=8.0 W Altitude, d=22,300 miles or d=22,300 miles=22300…
Q: A O+ isotope of Pr decays by electron emission with an endpoint energy of 2 MeV and a half-life of…
A: The isotope has spin and parity denoted as, 0+ i.e. the spin is = 0 and the parity = positive Now,…
Q: . Calculate the work done in stretching a wire of diameter 1.2 mm and length 4 m by 0.2 m. Young's…
A: Diameter of wire D = 1.2 mm = 1.2 × 10-3 m Length of wire L = 4 m Change in length of wire ΔL = 0.2…
Q: E: In an A. C. circuit, the flowing current is i = 5 sin (100 t - π/2) A and the potential…
A:
Q: What should be the tension applied to a wire of length 0.8 m and mass 5 gm if it is to vibrate with…
A:
Q: The libero receives a serve, and as he passes to their setter, the volleyball leaves his hand at…
A: Motion perpendicular or normal to each other are independent to each other. Each other's motion does…
Q: Objective Questions I (Only one correct option) 1. To verify Ohm's law, a student connects the…
A: We are aware that a learner must connect the voltmeter across the battery as illustrated in the…
Q: A molecule in a gas undergoes about 1.0 × 109 collisions in each second. Suppose that (a) every…
A: It is given that the gas molecules undergo collision. T=11×109 s-1 It is supposed that (a) every…
Q: frite the momentum vector of a 10 kg ball moving with velocity 40 m/s SE (-45 deg) in standard unit…
A: Given: The mass of ball is 10 kg. The velocity is 40 m/s. The direction is…
Q: Typical atmospheric pressure is 101,300 N/m^2. Estimate the speed of the wing in a category 5…
A: Bernoulli principle is just conservation of energy principle in fluid dynamics. It is said as that…
Step by step
Solved in 2 steps
