What will be the surface tension of a liquid (ρ = 0.876 g / cm3) that reaches 2.0 cm in a capillary where water at 20 ° C reaches 4.5 cm?
Q: A block of ice with mass 2.00 kg slides 1.35 m down an inclined plane that slopes downward at an ang...
A:
Q: 4. An alarm, behaving as a point source of sound, emits a piercing 13.5 kHz tone at a power of 109 W...
A:
Q: Three ice skaters, numbered 1, 2 and 3, stand in a line, each with her hands on the shoulders of the...
A: The free-body diagram for skater 2 is given below,
Q: To separate a 0.21 C charge from another charge, 20 J of work is done. What is the electric potentia...
A: GIven: The value of the charge is 0.21 C. The amount of the work done is 20 J. Introduction: Electri...
Q: Under what conditions is average velocity equal to instantaneous velocity?
A: Given: The condition for the equivalence of instantaneous velocity with average velocity.
Q: A 100 W incandescent light bulb has a cylindrical tungsten filament 30.0 cm long, 0.40 mm in diamete...
A: The power radiated per unit surface area is PS=eσT4 The surface area of the cylinder tungsten filame...
Q: Telescopes on certain commercial surveillance satellites can resolve objects on the surfaceEarth siz...
A: Given : Altitude, L = 400 km = 400 x 103 m Wavelength, λ = 550 nm = 550 x 10-9 m Let R be the...
Q: Earthquakes produce several types of shock waves. The most well known are the P-waves (P for primary...
A: Given: The speed of P-waves is 6.5 kms-1, The speed of S-waves is 3.5 kms-1. The delay time is 33 s....
Q: Starting from the front door of a ranch house, you walk 60.0 mdue east to a windmill, turn around, a...
A: Given: The distance covered by the person to walk to windmill d1 = 60 m. The distance covered by th...
Q: A uniform magnetic field of strength B = 1.2 webers/m² exists within an iron core (µ = 1000 µo) as s...
A: The field strength H is given by H=BgμoBg=Bsin 30=1.2 cos (-30)=1.04H=1.044×π×10-7=8.28×105 T
Q: number of forces in plane: centripetal force: Are all forces balanced? What is the magnitude of the ...
A: number of forces in plane = 2 (normal from surface and weight) centripetal force is provided by hor...
Q: A beach ball is thrown straight up and sometime later it lands on the sand. Is the magnitude of the ...
A: In this case the net force on the ball is greater when it is going up. This can be explained in the ...
Q: You glance at your clock when you hear the first rumbling of the earthquake. You feel the strong sh...
A: Use the expression for time difference between the arrival of two waves to find the distance of the ...
Q: Compute a numerical value (in units of protons/m3) for the critical density of our Universe. Howdoes...
A: The critical density for the Universe is given by, ρ = 3H28πG where H is the Hubble constant and G i...
Q: What’s the center of mass for each situation?
A: Solution: The determination of center of mass is given below:
Q: Find the Tension of Cord AB in N. Find the Tension of Cord AC in N. Find the Tension of Cord AD in N...
A: Given that:a= 3mb=2mc=1mMass of block, m=160 kgacceleration due to gravity, g= 9.80665 m/s2 To dete...
Q: A hydrogen atom undergoes a transition from a 2p state to the 1s ground state. In the absence of a m...
A:
Q: does NOT. How on earth can this be? What is different about the dynamics of a hoop that rolls withou...
A: For the skater all the potential energy of the skater changes into kinetic energy if we neglect fric...
Q: A steel ball with mass m is suspended from the ceiling at the bottom end of a light, 15.0-m-long rop...
A:
Q: A loaded elevator with very worn cables has a total mass of2200 kg, and the cables can withstand a m...
A: The vector force diagram -
Q: A particle of mass m has an initial momentum vector p, = mv, as shown. After being given a sharp blo...
A: The impulse delivered to a system can be expressed as,
Q: 5. A uniform beam of length 12.0 m has a mass of 70.0 kg. It is held at rest at an angle of 0 = 50° ...
A:
Q: A crate of mass M starts from rest at the top of a frictionless ramp inclined at an angle a above th...
A: Part (a) The free body diagram of the crate is, The formula to calculate the initial energy of the ...
Q: number of forces in plane: centripetal force: Are all forces balanced? What is the centripetal accel...
A: number of forces in plane = 3 (centripetal , tension and weight)
Q: For a 1D single particle, classical mechanics requires 2 values at time t to fully represent the sys...
A:
Q: In Fig. , m1 = 20.0 kg and a = 53.1 . The coefficientof kinetic friction between the block of mass m...
A:
Q: Draw a labelled free body diagram to a book is at rest on tabletop.
A:
Q: Two identical tuning forks are struck, one a fraction of a second after the other. The sounds produc...
A: Rewrite the first expression given for the single sound ft=Csinωt+Csinωt+α 1=Csin...
Q: How many forces act on the left mass? How many forces act on the cart? How many forces act on the ri...
A: on left mass 2 forces act tension in the string upward weight of block downward on cart 4 forces ...
Q: The mass of the most common silicon atom is 4.646 * 10-26 kg, and the mass of the most common oxygen...
A: The wavenumber for rotational energy is: ν=BJJ+1=h28π2Icll+1 where, ν is the wavenumber. I is the mo...
Q: A space vehicle is in a circular orbit with a 1400-mi radius around the moon. To transfer to a small...
A:
Q: calculate the weight of the hanging mass fg2
A: There are ten washers, each washer weighs 10 g. Therefore the total hanging mass is 10g ×10=100 g. T...
Q: What are the total angular momentum and the spectroscopic notation for the ground state of helium?
A:
Q: The naked eye can detect a stellar object of sixth magnitude in the night sky. With binoculars, we c...
A: Given data: The brightness of the 30th magnitude star is B30=2×10-20 W/m2. The area of the Hubble ...
Q: A cow is leaving the barn as you try harder and harder to push her back in. In coordinates with the ...
A: Work done by the variable force on the system is given by Where x1 = Initial position, x2 = Final p...
Q: A maser is a laser-type device thatproduces electromagnetic waves with frequencies in the microwavea...
A: Given: The frequency of the wave is f = 1420405751.786 cycle/s. The clock is off by 1 s in 100000 y...
Q: 1 Can you show that the orbital angular momentum of an electron in any given direction (e.g., along ...
A: Given:1. Need to explain in which cases would the two be equal to each other, when the orbital angul...
Q: A disoriented physics professor drives 3.25 km north, then 2.20 km west, and then 1.50 km south. Fin...
A: Given: The distance travelled by professor in north A = 3.25 km. The distance travelled by professo...
Q: A car has the same kinetic energy when it is traveling south at30 m/s as when it is traveling northw...
A: The main difference that posses a vector from a scalar is the direction. in this case, the kinetic e...
Q: Calculate the natural line-width of a transition for Cu that has a lifetime of 5 ns.Estimate the con...
A: Step 1 The natural line width Δν and the natural lifetime Δτ are connected as below, Here h is the ...
Q: I need helping solving this. I think the formula is KQ1Q2Q3/r, but for some reason i keep getting th...
A: The electric potential energy of three charged particles is given by Where k = Coulomb's constant =...
Q: Protons with momentum 4.8 x 10-21 kg. m/s are magnetically steered clockwise in a circular path 2.2 ...
A: The maximum force exerted on moving charge is,Fmax=qvB (i) ...
Q: Consider the wave packet p (x) = A exp |i(2) - . Normalize the function and calculate p (p). Examine...
A: Given: The wave packet is ψx=Aexpip0xh-xL. Introduction: The momentum representation of a wave funct...
Q: A muonic atom consists of a muon (mass m = 106 MeV/c2 and charge q = -e) in place of an electron. Fo...
A: The reduced mass of muon when it is in place of an electron is μ=mMm+M m is the rest mass of the muo...
What will be the surface tension of a liquid (ρ = 0.876 g / cm3) that reaches 2.0 cm in a capillary where water at 20 ° C reaches 4.5 cm?
Step by step
Solved in 3 steps with 3 images
