Determine the best position for the lid of the centrifuge during each phase of operation. Loading samples into the centrifuge Choose...ClosedOpen   Turning the centrifuge on and starting the separation of the sample Choose...ClosedOpen   Waiting for the centrifuge to come to a complete stop after it has been turned off Choose...ClosedOpen   Retrieving the sample after the centrifuge has completely stopped Choose...ClosedOpen

Q: A rocket is moviy with when Speed 3x10°mls. engmes are turm on exhaut gos cjeckd with sped of saomls...

A: Given data The speed of the rocket is vr = 3 x 103 m/s The speed of the exhaust gas with respect to ...

Q: 16. For d(t)=-20e-0.8t/40 .64 t 1600 Cos a. Describe the motion of the object. Be sure to give teh m...

A:

Q: An infrared thermometer (or pyrometer) detects radiation emitted from surfaces to measure temperatur...

A: The solution is given below

Q: pressure at the

A:

Q: pasition of times given by The particle as a function of [(5t - 24)A + (42 - 8t) ĵ + (st² +)km wheue...

A: Given that, The position of a particle is given by : r→=5t2-2ti^+t2-8tj^+3t2+1k^ m Where t is in sec...

Q: 5. The density and height of the block shown in Figure are 750 kg/m³ and 21 cm respectively. The blo...

A: (1)density of the liquid, ρL=750kg/m3density of the block, ρB=1660kg/m3g=9.8m/s2H=0.21mwhen the bloc...

Q: (B) please

A:

Q: An object of unknown mass is attached to an ideal spring with force constant 110 N/m and is found to...

A: Force constant of spring, k=110 N/m Frequency of vibration, f=5.5 Hz

Q: "he demand function for specialty steel products is given, where p is in dollars and q is the number...

A: Given:-            p = 150100-q3dpdq = ddq  150100-q3

Q: The figure shows a box of dirty money (mass m, = 4.0 kg) on a frictionless plane inclined at angle 0...

A: Mass , M1 = 4 kg Mass , M2 = 2.8 kg θ1 = 26° θ2 = 61° To find = Tension in the cord  

Q: A space probe is traveling in outer space with a momentum that has a magnitude of 3.04 x 107 kg·m/s....

A:

Q: Find the angular velocity and angular acceleration of disc B shown below, which is spinning at the c...

A: Given that spinning at the constant rate of ω2 = 90/π rpm.  The disc is attached to collar A, which ...

Q: For a grating of 4658 l/cm calculate the angular position of the 2nd order diffraction for the light...

A:

Q: What is the cost of operating a 84.87-Watt freezer for a month if the cost of electricity is $ 0.04 ...

A: We know that power is given by P= E/t Where E- energy            t- time Given P=84.87W            t...

Q: In Figure P19.2, assume that in each case the velocity vector shown is replaced with a wire carrying...

A: Consider the right hand rule to determine the direction of the magnetic field forces on the charge t...

Q: A projectile is lost into the air within initial speed of 35M/S at a launch angle of 30° above the h...

A: Given that  Initial velocity of the projectile is  u=35 MS Launch angle is  θ=350

Q: And 8.0 KG object is accelerating down in incline plain inclined at 25.0° with the horizontal experi...

A: Consider the free-body diagram of the given object (box) as follows.

Q: Calculate the work done by a 53 N force pushing a pencil 16cm.

A: (given) Force (F) = 53 N Displacement (d) = 16 cm = 0.16 m Work done (W) = Force ×displacement      ...

Q: The current flowing on a wire is equivalent to 9.0 A. If the wire’s resistance is 90 Ω, what is the ...

A: Given data I=9 AR=90Ω  

Q: I decreasing In the figure above, a loop is located near a long wire with current flowing as indicat...

A:

Q: A body moves in space , the location vector r = 2t i +tj +2 k m, How much the velocity of it at 2 se...

A: Given that, The position of the body, r=2t2i+tj+2k m We know that, Velocity, v=drdt

Q: 5. An emf is induced by rotating a 980–turn, 23.0 cm diameter coil in the Earth’s 5.30×10-5 T magnet...

A:

Q: As the drawing illustrates, two disks with masses m1 and m2 are moving horizontally to the right at ...

A:

Q: The answer on the screen is partially incorrect.

A: This is the equation of standing wave and we know that  y1 = A SIN ( Kx - wt)    wave traveling in p...

Q: A 9.5-V battery, a 5.07-Ω resistor, and a 9.8-H inductor are connected in series. After the current ...

A: Dear student,                    According to the guidelines I am allowed to answer only three sub-p...

Q: A 9 kg mass attached to a horizontal spring oscillates at a frequency of 2.1 Hz. At t =0 s, the mass...

A: Given, Mass,m=9 kg Frequency,f=2.1 Hz Position,x=3.3 m Velocity,vx=-5 m/s

Q: The maximum magnitude of the electric field in an electromagnetic wave is 20 V/m. What is the maximu...

A: Given Electric field magnitude of an EM wave E = 20 V/m We have to find out magnetic field magnitude...

Q: 175. An electromagnetic standing wave in air of frequency 750 MHzMHz is set up between two conductin...

A:

Q: II Review | Constants The maximum allowable potential difference across a 210 mH inductor is 320 V ....

A: Given that the value of potential difference and current through the inductor. Then We have to deter...

Q: Two light sources are used in a photoelectric experiment to determine the work function for a partic...

A:

Q: Please show work

A: Power, P = 60 WFrequency, f = 635 HzLength, L = 0.01 mRadius, r = 8×10-3 mResistivity of tissue, ρE ...

Q: In a 1.25 T magnetic field directed vertically upward, a particle having a charge of magnitude 8.50 ...

A: a) The thumb’s direction in the right-hand rule gives the direction of the magnetic force. The magne...

Q: How many electrons are in each subshell of the n = 4 shell? (Enter "0" if the subshell is not allowe...

A:

Q: A 59 g firecracker is at rest at the origin when it explodes into three pieces. The first, with mass...

A:

Q: An electron moves at right angles to a magnetic field of 0.23 T. Part A What is its speed if the for...

A: Given magnetic field B = 0.23 T Force F = 9.1 * 10-15 N We have to find out the speed of the electro...

Q: The 1.1-kg collar travels with negligible friction on the vertical rod under the action of the const...

A:

Q: calculate e/m   given    n=120 turns i=0.3a r=1m

A: We have, magnetic field of solenoid, B = μ0*n*i                                                     ...

Q: A piece of steel expands 10 cm when it is heated from 20 to 40 deg C. How much would it expand if it...

A: Let the original length of the piece of steel be l and the coefficient of thermal expansion be α.

Q: ) if A = = 3i+4j +2K and B= -2i +6j +5k find A. В. (A.B änjö a)

A: Option b

Q: Two alpha particles (helium nuclei), each containing of two protons and two neutrons, have an electr...

A: Given data The number of protons is n = 2 The electrical potential energy is Ue = 6.32 x 10-19 J

Q: The Rayleigh criterion provides a convenient way to describe the theoretical resolution (e.g. an abi...

A:

Q: On what factors does the capacitance of a parallel plate capacitor depend?

A: The capacitor's main function is to store the electrical energy; its storage capacity depends on the...

Q: Briefly describe similarities that are common to all forms of electromagnetic radiation and what typ...

A: They all are non mechanical waves and don't require any material medium for propagation. In a vacuum...

Q: LESSON: ELECTRIC FIELDShow the process of computations/solutions.    The electric field midway betwe...

A: The electric field equation is, E=2kqr/22  

Q: do number 7

A:

Q: Chapter 07, Problem 038 Z Your answer is partially correct. Try again. A 1.7 kg block is initially a...

A:

Q: 2. Inside a motor, 29.0 A passes through a 240–turn circular loop that is 8.0 cm in radius. What is ...

A: Given : Current, I = 29.0 A Number of turns, n = 240 radius, r = 8.0 cm = 8.0*10-2 m

Q: Rank the following parts of the electromagnetic(EM) spectrum from lowest to highest ENERGY. 8X-rays ...

A: As per our guidelines, we are supposed to answer only first one question in case of multiple questio...

Q: Can you please help me in this question

A:

Q: How much does it cost to run a 1500-W hair dryer for 15 minutes each day for one month (30 days) at ...

A: Given Power of hair dryer is P= 1500 W Time taken is t=30(15 min) =450 min=7.5 hours  

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.