A compound microscope has an objective of focal length 1 cm and an eyepiece of focal length 2-5 cm. An object has to be placed at a distance of 1'2 cm away from the objective for normal adjustment. (a) Find the angular magnification. (b) Find the length of the microscope tube.
Q: ball is thrown at initial height of 1.26 m, with Vo = 32 m/s, measured 30° vertical. Compute the rad...
A:
Q: Charges +Q and +3Q are separated by a distance 2m. A third charge is located such that the electrost...
A: Let the third charge q is at a distance x from Q charge Then force on third charge q due to charges ...
Q: A drum rotates around its central axis at an angular velocity of 11.3 rad/s. If the drum then slows ...
A: Given problem is from rotational kinematics. Let's solve this from by using standard kinematics equa...
Q: You are able to observe the Ha line (656.2 nm) in the spectrum of a star, shifted at 654 nm. What ca...
A:
Q: 1- When the electron is supplied with an energy greater than the work function of the metal, the ene...
A:
Q: Q4/a/ Using the Fermi-Dirac probability function, explain the relationship of temperature with the e...
A:
Q: 22. Three laser beams have wavelengths 1 =400 nm, A2 = 600 nm, and A3 = 800 nm. The power of each la...
A: Wavelength refers to the distance between identical points in adjacent cycles of a waveform signal p...
Q: 02. Calculate the Sun's Azimuth and Hour Angle at sunset at a place in Latitude 40° N when its decli...
A:
Q: The position of a particle moving along x-axis is given by x = 2t - 32 + t, where x is in metre and ...
A:
Q: The stopping potential of a metal is 3 V when it is illuminated by light of wavelength 500 nm. What ...
A: Solution: If the incident photon having wavelength lambda is capable of ejecting photoelectron, whic...
Q: The figure shows a spherical shell with uniform volume charge density p = 2.08 nC/m3, inner radius a...
A:
Q: Rock Firecracker A rock and a firecracker are each thrown into the air at the same angle and with th...
A: Solution: The firecracker explodes at the maximum height. Since there is no external force is acting...
Q: Three point charges are arranged as shown in the figure below. Find the magnitude and direction of t...
A:
Q: A block of mass m is attached to a spring on an inclined plane at an angle 0. The spring constant is...
A:
Q: Question 5 A car of mass 4OOKg is placed on an incline of 30 degrees, workout the reaction force R R...
A: Hey dear using condition of equilibrium we have solved this. Have a look
Q: Light of wavelength 515.00 nm is incident normally on a diffration grating, and the second-order mat...
A: Given that:-Wavelength of light, λ=515 nm=515×10-9 mAngle of diffraction, θ=22°Order of diffraction,...
Q: A projectile has the same range R = 40 m for two angles of projection. If T and T, are the times of ...
A:
Q: Thể magnetic flux density in all of space is given by B = (7z)a, + (7z'y-3z')a, + (-(y+ 7= + 7a°e) )...
A: To Find : Net Magnetic Flux
Q: We have three resistors of 62 each. Each resistor can dissipate at most 24 W of power. Find the four...
A: Given, Three resistors value, R1=R2=R3=6Ω Each resistor dissipate the power, P=24W So, the maximum c...
Q: The two identical square plates of a parallel plate capacitor in vacuum have a separation distance o...
A: Given: Distance,d=0.050mm=0.050×10-3mCapacitance,C=0.870nF=0.870×10-9FPermitivity of free space,ε0=8...
Q: Part A Calculate the charge per length for the capacitor. V AE 6 回? C/m Submit Request Answer Part B...
A: Given data R2=2 mmR1=1.25 mmV=6.4 Vl=0.4 m Here, V is the potential difference. And L is the length ...
Q: Consider an cxperiment in which a beam of electrons is directed at a plate containing two slits, lab...
A:
Q: The speed at which a wave propagates down a string is 300 meters per second. If the frequency of thi...
A: Given that:-v=300 m/sFrequency, f=150 Hzwe know that:-v=fλ equation 1
Q: On = relative uncertainty = x 100 nM + tane; tan@ 180 OM (degrees) relative uncertainty of nM (%) n;...
A:
Q: The circuit shown below is in a uniform magnetic field that is into the page. The current in the cir...
A:
Q: Exercise 2. Pind the density matrix for an electron magnetio field and then find and (o> ( see in a...
A:
Q: A particle of mass 050 kg executes a simple harmonic motion under a force F--(50 N/m)x. If it crosse...
A:
Q: In Young's double slit experiment, find the ratio of the intensities at points P and Q on the screen...
A: The intensity on the screen in YDSE is given by : I=4I0cos2θ2Here, I0 is intensity of light leaving ...
Q: When a certain gas under a pressure of 5 x 105 Pa at 25°C is allowed to expand to 3.6 times its orig...
A:
Q: llustrate the Models of the Universe 1. Heliocentric System with circular orbits 2. Geocentric sys...
A: In this question we define the models of universe for heliocentric, geocentric system, heliocentric ...
Q: Kinetic energy is conserved in which situations? (select all that apply) elastic collisions inelasti...
A:
Q: A 57-dB sound wave strikes an eardrum whose area is 5.0x10-5m^2. The intensity of the reference leve...
A:
Q: A 0.031 kg bullet is fired vertically at 238 m/s into a 0.15 kg baseball that is initially at rest. ...
A: Given that:- Mass of the bullet m1 = 0.031 kg Mass of the ball m2 = 0.15 kg Initial velocity of the ...
Q: The stopping potential of a metal is 3 V when it is illuminated by light of wavelength 500 nm. What ...
A:
Q: The figure shows a circuit of four resistors that are connected to a larger circuit. The graph below...
A: The electrical potential V(x) as a function of the position x. The given values are: VA=10.9 V, The...
Q: 0. Many roller coasters use magnetic brakes to slow the train at the end of its run. A conducting pl...
A: a. Explain the principle behind this magnetic braking. b. The system needs an ordinary friction-base...
Q: A positive charge is moving in the direction shown in Figure Q24.18. The magnetic force on the charg...
A: To Find : Direction of magnetic field when force on +ve charge particle is out of the page . Answer...
Q: Starting from the condition of total internal reflection(Given below). k -sin i = k' sint = S sin i ...
A:
Q: A motorboat is racing towards north at 25km/h and the water current in that region is 10km/h in the ...
A:
Q: 3Ω
A: Given as,
Q: 20 g is attached to an elastic 50 cm and spring constant k A body of mass m = spring of length L 2 N...
A:
Q: 1 Describe two ways that we leam about black holes in no more than 4 sentences. For each mention wha...
A: A black hole is defined as the last stage (death) of a star. When a star dies, it becomes so dense t...
Q: Work 2one = pd= P.(or) %3D Masb = P-oV= 3x10 x Cl.S- 5) V-) I gm?. do asm} .2V3 bv V ov = %3D 2. 1.5...
A: According to the information provided,If you have write the correct expression for Wa→b then,Wa→b=3×...
Q: 2. Solve for the electric potential energy at point J and point K respectively when a +40µC point ch...
A: Given,E=3×106 N/CdJ=0.70 mdK=0.10 mq=40×10-6 C
Q: channel flow has a parabolic velocity distribution, which may be represented by the equation u(y) = ...
A: Given Data : velocity distribution uy=0.21-y2 m/s To Find : acceleration of the fluid particle at ...
Q: Sample Problem 2 A car is speeding at a rate of 18.00 m/s (about 65 kph) when a dog suddenly crosses...
A: Initial velocity of car u = 18.00 m/s Final velocity of car v = 0 m/s (stops) time taken t = 6.00 s
Q: A source of 4 kHz sound waves travels at 1/9 the speed of sound toward a detector that is moving at ...
A: Given that:-f0=4 KHz=4000 HzSpeed of sound, vSpeed of source, vs=v9Speed of detector, vd=v9Whereas,w...
Q: On the decibel scale, the loudness of a sound, D, in decibels, is given by D = 10 log (1/1,) , where...
A: Given that:- Barely Audible Sound intensity, I0 Sound wave's Intensity, I=1012I0 Whereas, Requ...
Q: 10 A glass lens 3 cm thick along the axis has one convex face of radius 5 cm and the other, also con...
A: When the ray passes through the lens, it will first undergo refraction at point P and then translati...
Q: A vertical spring has a length of 0.175 m when a 0.25 kg mass hangs from it, and a length of 0.725 m...
A: We know that, The restoring force acting on spring,F F=−kx Equation 1 where, k=spri...
Step by step
Solved in 2 steps with 2 images
