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【논리학】 수학 논리 문제 [21~40] 수학 논리 문제 [21~40] 추천글 : 【수학】 수학 목차 a. 수학 논리 문제 [01~20] b. 수학 논리 문제 [41~60]  문제 21. A, B, C, D, E, F, G, H는 어떤 회사의 회사원이다. 그들은 그 회사의 3개의 부서인 인사, 행정, 마케팅 중 하나에 일하고 있다. (단, 8명 중 4명 이상으로 같은 부서에 일하지는 않는다고 하자.) 그들은 각각 서로 다른 취미가 있는데, 각각 미식축구, 크리켓, 배구, 배드민턴, 테니스, 농구, 하키, 탁구이다. (단, A ~ F가 이 순서대로 취미를 가지고 있는 것은 아니다.) ⑴ D는 행정 부서에서 일하고 미식축구와 크리켓을 좋아하지 않는다.⑵ F는 탁구를 좋아하는 A와 둘이서 인사 부서에서 일한다.⑶ E와 H는 D와 같은 부서에서 일하..
【GR0877】 The Solution for GRE Physics Practice Test [81-100] The Solution for GRE Physics Practice Test [81-100] 추천글 : 【GRE】 Solution for GRE Physics Practice Test 81. A uniform disk with a mass of m and a radius of r rolls without slipping along a horizontal surface and ramp, as shown below. The disk has an initial velocity of v. What is the maximum height h to which the center of mass of the disk rises? ⑴ answer: B ⑵ E = 1/2 mv2 + 1/2 Iω2 = 3/4 mv2 = mg..
【GR0877】 The Solution for GRE Physics Practice Test [61-80] The Solution for GRE Physics Practice Test [61-80] 추천글 : 【GRE】 Solution for GRE Physics Practice Test 61. A particle with mass m and charge q, moving with a velocity v, enters a region of uniform magnetic field B, as shown in the figure below. The particle strikes the wall at a distance d from the entrance slit. If the particle's velocity stays the same but its charge-to-mass ratio is doubled, a..
【GR0877】 The Solution for GRE Physics Practice Test [41-60] The Solution for GRE Physics Practice Test [41-60] 추천글 : 【GRE】 Solution for GRE Physics Practice Test 41. In an experimental observation of the photoelectric effect, the stopping potential was plotted versus the light frequency, as shown in the figure below. The best straight line was fitted to the experimental points. Which of the following gives the slope of the line? (The work function of the..
【GR0877】 The Solution for GRE Physics Practice Test [21-40] The Solution for GRE Physics Practice Test [21-40] 추천글 : 【GRE】 Solution for GRE Physics Practice Test 21. For an adiabatic process involving an ideal gas having volume V and temperature T, which of the following is constant? (γ = Cp / Cv) ⑴ answer: C ⑵ constant = PVγ = nRTVγ-1 22. An electron has total energy equal to four times its rest energy. The momentum of the electron is ⑴ answer: D ⑵ E2 =..
【GR0877】 The Solution for GRE Physics Practice Test [01-20] The Solution for GRE Physics Practice Test [01-20] 추천글 : 【GRE】 Solution for GRE Physics Practice Test 1. A ball is thrown out of the passenger window of a car moving to the right (ignore air resistance). If the ball is thrown out perpendicular to the velocity of the car, which of the following best depicts the path the ball takes, as viewed from above? ⑴ answer: B ⑵ The ball follows a uniform mo..
【GR8677】 The Solution for GRE Physics Practice Test [81-100] The Solution for GRE Physics Practice Test [81-100] 추천글 : 【GRE】 Solution for GRE Physics Practice Test 81. A small circualr wire loop of radius a is located at the center of a much larger circular wire loop of radius b as shown below. The larger loop carries an alternating current I = I0 cos ωt, where I0 and ω are constants. The magnetic field generated by the current in the large loop induces i..
【GR8677】 The Solution for GRE Physics Practice Test [61-80] The Solution for GRE Physics Practice Test [61-80] 추천글 : 【GRE】 Solution for GRE Physics Practice Test Questions 61-62 The equation of motion of a rocket in free space can be written where m is the rocket's mass, v is its velocity, t is time, and u is a constant. 61. The constant u represents the speed of the ⑴ answer: E ⑵ Tsiolkovsky equation 62. The equation can be solved to give v as a functio..