Of the planets, ________ is the least dense, and could float on water
Fill in the blank(s) with correct word
Saturn
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In a single-slit diffraction experiment, a beam of monochromatic light passes through a slit of width 11.0 ?m. If the first order dark fringe of the resulting diffraction pattern is at an angle of 4.61°, what is the wavelength of light?
A) 884 nm B) 301 nm C) 602 nm D) 402 nm E) 201 nm
A slit of width 0.010 mm has light of frequency 5.0 × 1014 Hz passing through it onto a screen 60 cm away. How wide is the central maximum? (c = 3.00 × 108 m/s)
A) 1.8 cm B) 0.12 cm C) 3.6 cm D) 7.2 cm E) 0.90 cm
A sculptor strikes a piece of marble with a hammer. Find the speed of sound through the marble (in km/s). (The Young's modulus is 50 × 10^9 N/m2 and its density is 2.7 × 10^3 kg/m3.)
a. 5.1 b. 4.3 c. 3.5 d. 1.3 e. 1.8
Determine the cost of operating an electric range for a year. Assume the cost of electricity is $0.08/kWh
What will be an ideal response?