The energy of a body moving across a horizontal surface is an example of __________ energy
Fill in the blank(s) with correct word
kinetic
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The synodic month is
A) 29.5 days. B) the basis of the year we use in our modern calendar. C) caused by both the Earth's and Moon's rotations. D) about two days shorter than the sidereal month. E) based on the Moon's position relative to the stars.
An aluminum cantilever beam (E 5 72 GPa) with a square cross sec-tion and span length L 5 2.5 m is subjected to uniform load q 5 1.5 kN/m. The allowable bending stress is 55 MPa. The maximum deflection of the beam is approximately:
(A) 10 mm
(B) 20 mm
(C) 30 mm
(D) 40 mm
A segment of wire carries a current of 25 A along the x axis from x = ?2.0 m to x = 0 and then along the y axis from y = 0 to y = 3.0 m. In this region of space, the magnetic field is equal to 40 mT in the positive z direction. What is the magnitude of the force on this segment of wire?
a. 2.0 N b. 5.0 N c. 1.0 N d. 3.6 N e. 3.0 N
A monatomic ideal gas at
undergoes an isobaric process from A to B followed by an isochoric process from B to C. What is the total work done in these two processes? (A = 2atm, 1L; B = 2atm, 2L; C = 1atm, 2L)
A. 202 J B. 231 J C. 187 J D. 195 J