8. Hannah and her friends go fishing in her 1.20m^3 rowboat, which has a mass of 100 kg. How many 60.0 kg people can get into the boat before the boat sinks?

Q: An object of mass m hangs from a spring and oscillates with period T. It moves a distance d in the…

A: mass of object = m time period = T distance moved in time T = d

Q: A 28 mH inductor with 2.5 Ω resistance is connected in series to a 22 μF capacitor and a 83 Hz , 71…

A:

Q: Suppose a person uses a mechanical jack to lift one half the weight of a car with a mass of 1200 kg.…

A: Given:m=1200 kgdin =40.0 cm=0.40 mdout=5.0 mm=5.0*10-3 m

Q: coffee-maker (14Ω) and a toaster (19Ω) are connected in parallel to the same 120-V outlet in a…

A: Given R1 = 14 ohm R2 = 19 ohm EEquivalent resistance in parallel 1/R = 1/R1 + 1/R2

Q: An iron casting containing a number of cavities weighs 6.61E+3N in air and 3.61E+3N in water. What…

A: Your answer is 0.22051m3

Q: A block of wood has a mass of 3.72 kg and a density of 571 kg/m?. It is to be loaded with lead…

A:

Q: Two single-turn coils are magnetically coupled with a mutual inductance of 3.06 x 105 H. If a mutual…

A: number of turns in each coil = 1 Mutual inductance = 3.06×10-5 H new mutual inductance = 8.89 mH

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Q: 2.44 The figure shows the cross section of a circular steel tube that is filled with concrete and…

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Q: Two fixed type resistors, 4 ohms and 7.5 ohms, are connected in parallel. 12 volts 4 2 7.50 If a 12…

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Q: 1. Transverse waves on a string have wave speed 8.00 m/s, amplitude 0.0700 m, and wavelength 0.320…

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Q: Equal charges of 3.00 x 10 -9 C are situated at the three corners of a square of side 5.20 m. Find…

A: charge = q = 3 x 10-9 C side length = r = 5.2 m

Q: Two fixed type resistors, 4 ohms and 7.5 ohms, are connected in parallel. 12 volts 4 2 7.50

A:

Q: Find the magnitude of a protons electric field at 0.40 m away from it. What is the electric…

A: Given: Charge q=1.6×10-19C (since it is a proton), Distance r=0.40 m. Required: (a) Magnitude of…

Q: In the figure below, what will be your work done in joules if you move an electron along the 70-V…

A: Equipotential surface in which all charge particle have same potential  Electron move along the 70 V…

Q: ept of Ampere’s Law and cite at least t

A: Ampere’s Law

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Q: Explain free falling bodies

A: Free fall can be defined as when a body is moving only under the influence of the earth’s gravity.…

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Q: In an inelastic collision between two objects with unequal masses, A a. the total momentum of the…

A: inelastic collision: momentum of system is conserved kinetic energy of system is not conserved

Q: moving to the right at 2m/s and experiences a rightward force of 5 N, a leftward force of 5 N, an…

A: 1. An object is moving to the right at 2m/s and experiences a rightward force of 5 N, a leftward…

Q: cted vertically upward with a speed of 1.70x10^6 m/s into a uniform magnetic field of 0.350T that is…

A: Givenve=1.7×106 mB=0.35 T

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Q: What is the work function of the metal, if the light of wavelength 4000 Å generates photoelectron of…

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Q: What is the instantaneous acceleration of a car at t = 3s with velocity v(t) = 2t²+3

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Q: What is the work function of the metal, if the light of wavelength 4000 Å generates photoelectron of…

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Q: How much force is applied on the engines of a truck to move it 3.0 km along a level road if 4.0 ×…

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Q: Two (2) point changes, q1=+25 nC and q2=-75 nC, are separated by a distance of 0.003 meters. Find…

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Q: 7. 0.0001 1.9 to V 0.0015 2.2

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Q: 2. A line of uniform charge density à and length d is along the y axis with one end at the origin,…

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Q: Consider light falling on a single slit, of width 1.05 μm, that produces its first minimum at an…

A: Given Width of the slit is given as w=1.05 μm=1.05×10-6 m Angle of the first minimum is θ=33.6°   We…

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Q: A spring has a natural length of 10 in., and a 30-lb force stretches it to 11 1/2 in. Find the work…

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Q: man is standing near a window. The window is 6.06 meters tall. The man watches a falling stone pass…

A: Given: The initial velocity of the stone is 0 m/s. The length of the window is 6.06 m. The time…

Q: Four capacitors with the capacitance of 2µF, 4 µF, 6 µF, and 10 pF respectively are connected in…

A: When capacitors are connected in series, their equivalent capacitance is given as…

Q: 2. A wire has a radius of 1.90 mm. If the current in the wire is 6.14 A, the drift velocity is 4.86…

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Q: M G: 12V Eg=5V L. 子 Wr

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Q: -11. A radioactive sample decays with an average life of 20 milli sec. A capacitor of capacitance…

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Q: 5.43 PQ4 Two pipes are connected together in series. The di- ameter of one pipe is twice the…

A: according to continuity equation , volume of flow rate on both pipe is equal  but flow rate Q = Av…

Q: Assuming the precision, PP, with which this electromagnetic radiation can shape the cornea is…

A: Electromagnetic waves, which comprise a time-varying electric field and a time-varying magnetic…

Q: Explain free falling bodies with sample problem/equation.

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Q: At the instant shown, car A has a speed of 25 km/h, which is being increased at the rate of 300…

A: