A syringe has an inside radius of its barrel of 0.50 cm and at the opening at the end of the needle the radius is 1.0 mm. If a force F is applied to the plunger, what is the force produced at the opening of the needle?
a. 5F b. 25F
c. F/5 d. F/25
d
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Mass can flow from one star in a binary system to its companion through the first ____________________ point
Fill in the blank(s) with correct word
The wheelbase on a truck is 2.4 m wide and the truck's center of mass is located along the vertical centerline of the truck and 2.0 m above the bottom of the tires
The truck is going around a banked turn, when it is forced to stop. What is the maximum slope that the bank can have such that the truck will not tip over? A) 26° B) 31° C) 34° D) 39° E) 21°
The type of EM radiation that has wavelength just a bit longer than that of visible light is __________
Fill in the blank(s) with correct word
A 20-kg piece of aluminum (which has a specific heat of 900 J/kg • °C) is warmed so that its temperature increases by 5.0°C. How much heat was transferred into it?
a. 4.5 × 10^4 J c. 1.4 × 10^5 J b. 9.0 × 10^4 J d. 2.0 × 10^5 J