Air within the funnel of a large tornado may have a pressure of only 0.2 atm. What is the approximate outward force on a (5 m × 10^ m) wall if a tornado suddenly envelops the house? (1 atm = 1.01 × 10^5 N/m2.)
a. 4 × 10^3 N
b. 4 × 10^4 N
c. 4 × 10^5 N
d. 4 × 10^6 N
e. 7 × 10^5 N
d
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We can ignore an Einstein solid’s zero-point energy because
A. it is zero. B. it never changes in any thermal interaction. C. it is insignificant compared to the solid’s total energy. D. it is just a quantum-mechanical effect. E. other (specify).
A baseball with mass 0.14 kilograms and speed 40 m/s is caught. If all of its kinetic energy is converted to internal energy as it is caught, what is its temperature change? (Assume the baseball's specific heat capacity is 1,000 joules per kilogram degree Celsius.)
The specific heat of an ideal gas at constant pressure is greater than the specific heat of an ideal gas at constant volume because
a. work is done by a gas at constant pressure. b. work is done by a gas at constant volume. c. no work is done by a gas at constant pressure. d. the temperature remains constant for a gas at constant pressure. e. the temperature remains constant for a gas at constant volume.
State Gay-Lassac's law
What will be an ideal response?