A 15kg box sits on a teeter-totter whose surface has a coefficient of static friction μ. As the neighborhood cat sits on the teeter - totter, it begins to make an angle with the horizontal. At 32-degrees, the box just starts to slide. What is μ?

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Q: The velocity of a 5.00 kg particle is given by 7 = (6.00tî + 5.00t² ĵ) m/s, with time t in seconds.…

A: Solution     Given data Mass m = 5.0 kgVelocity of particle v→=(6ti^+5t2j^)m/sMagnitude of force…

Q: 4. A +3.0 x 10-5 C charged particle with a mass of 2.0 x 104 kg is ejected through the top positive…

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Q: Two point charges lie on the $x$ axis. A charge of +9.96 $\mu C$ is at the origin, and a charge of…

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Q: (from Ohanian, p 542) A submarine suddenly breaks up at a depth of 142 m below sea level. The air in…

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Q: 4(x) =

A: Now here given the values that,a=7.50cm=0.075mProbability 87%=0.87So now we get from normalization…

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Q: The position of a particle is given by the following equation: x = (2 m/s³) t³+ (2.5 m/s) t where t…

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Q: Four charges, qa, qb, qc, qd are fixed at the corners of a square. A charge q that is free to move…

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A: We will use the concept of work done

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A: Given Data: The mass of the airplane is M=3.16×104 kg.The airplane takes off under the influence of…

Q: A cosmic ray electron (m= 9.1*10-31 kg) moves at 7.13*106 m/s perpendicular to the Earth's magnetic…

A: Mass of electron me = 9.1 × 10-31 kg Velocity of electronve = 7.13 × 106 m/s Strength of Magnetic…

Q: You have enrolled in a scuba diving class and while swimming under water in a nearby lake you look…

A: i=24°

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Q: 19) This same scenario can be analyzed by using conservation of energy. What type of mechanical…

A: Of course! The interconversion of potential energy, kinetic energy, and rotational energy can be…

Q: While riding in a hot air balloon, which is steadily descending at a speed of 2.39 m/s, you…

A: From kinematics equation we know,                             And,                      where, 'v'…

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Q: If a person's body has a density of 991 kg/m³, what fraction of the body will be submerged when…

A: At equilibrium, the upward buoyancy force balances the downward weight of the object.

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A: Force F=5.2NSurface area A= 4.4 m^2thickness of the layer t= 4.5mm=dynamic viscosity

Q: A person slides a small ball with speed u along the floor from point A. If x= 3.7 m, R = 1.3 m,…

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Q: A crate of eggs is located in the middle of the fat bed of a pickup truck as the truck negotiates an…

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Q: (a) Show that wave function of plane wave may be written as 2 77 λ y(x, t) = A cos -(x - vt) (b) Use…

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