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Asymptotic wavelength (λ limit) for the Lyman series is 91.1 nm. Determine the wavelength of the third emission line?
Answer in units of nm
When you take a bath, how many kilograms of hot water (51°C) should you mix with cold water (12°C) so that the temperature of the bath is36°C? The total mass of water (hot plus cold) is 189 kg. Ignore any heat flow among the water and its outside sur..
A toy of mass 0.155 is undergoing simple harmonic motion (SHM) on the end of a horizontal spring with force constant 295 . When the object is a distance 1.15×10?2 from its equilibrium position, it is observed to have a speed of 0.305.
Illustrate what is the speed of the three coupled cars after the collision? How much kinetic energy is lost in the collision?
A 7.90×10-2-{rm kg} toy airplane is tied to the ceiling with a string. While the airplane's motor is started, it moves with a constant speed of 1.20m/s in a horizontal circle of radius 0.50m.
An uncharged capacitor and a resistor are connected in series to a source of EMF. If ? = 8.43 V, C = 22.6 ?F, and R = 117 ?, find the charge on the capacitor after one time constant
a cylindrical can 8.00cm outside diameter and 20cm high floats upright in the water. how high will the water rise
a point charge of -4 uc is located at x 3 m y -2 m. a second point charge of 12 uc is located at x 1 m y 2 m.a find
A train moving at a constant speed of 63.0 km/h moves east for 33.0 min, then in a direction 41.0° east of due north for 24.0 min, and then west for 44.0 min. What is the average velocity of the train during this run? Magnitude 1 km/h Direction 2° (c..
A(n) 0.775 kg football is thrown witha speed of 14.6 m/s. A stationary receivercatches the ball and brings it to rest in0.0141s. What is the average force exerted on the receiver
A block of wood weighing 2N slides down a 37^0 inclined plane starting from rest and reaching 2 m/s. What is the kinetic coefficient of friction between the block and slide
An oxygen bubble at the bottom of a lake 20. m deep has a volume of 1.20 cm^3, calculate the initial pressure inside the bubble at the bottom of the lake
two parallel metal plates have area a 255 cm2 and are separated by l 0.50cm. they have a potential difference of 0.25
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