113年hce_nsysu — 物理與化學

共 90 題 · 含 AI 詳解

#1 Newton’s law of gravitational force is represented by $F = GMm/r^2$. What is the… › #2 The numerical value of the Boltzmann constant is $k_B = 1.38 \times 10^{-23}$. W… › #3 Bernoulli’s equation results from which conservation law? › #4 Which of the following statements of gravitational force is wrong? › #5 Which of the following statements of lenses is true? › #6 An object is placed $2f$ away from a thin and double convex lens of focal length… › #7 Order the following electromagnetic waves by wavelengths from the shortest to th… › #8 According to the laws of thermodynamics, which of the following statements is co… › #9 Which of the following statements about absolute pressure $P$, gauge pressure $P_G$… › #10 Which of the following gases would exhibit a more narrow Maxwell-Boltzmann speed… › #11 Which of the following descriptions of electrons is correct? › #12 Under what condition does the magnetic force on a charged particle perform work? › #13 According to Lenz’s law, when changing the magnetic flux through a coil, the dir… › #14 See the right figure, there is a metallic sphere, on which a constant electric p… › #15 Refer to the figure. A conducting loop (square coil of wire) is pulled at consta… › #16 The coordination geometry of $\text{Cr(NO)}_4$ is ______. › #17 What type of high energy bonds are found in ATP and ADP? › #18 Consider the second-order reaction $\text{A} \rightarrow \text{products}$, which… › #19 Which of the following is the reason for minimum chemical interferences in induc… › #20 The point group of $\text{H}_2\text{O}_2$ is ______. › #21 The C-O bond order of $\text{CO}^-$ is ______. › #22 The reaction $\text{A} \rightarrow \text{B} + \text{C}$ is known to be zero orde… › #23 Which of the following statements is/are true? I. An excited atom can return to… › #24 How many electrons can be described by the quantum numbers $n = 4, l = 4, m_l = 1$… › #25 The concentration of $\text{OH}^-$ ions in a solution is $5.62\text{ mM}$. Deter… › #26 In which of the following techniques are we measuring the amount of light absorb… › #27 A gas releases $2.0\text{ J}$ of heat and then performs $11.8\text{ J}$ of work.… › #28 The $pK_b$ of the base cyclohexamine, $\text{C}_6\text{H}_{11}\text{NH}_2$, is $3.36$… › #29 Ellipsometry is commonly used to measure the thickness of films. Which of the fo… › #30 Which of the following is not a feature of carrier gas used in gases chromatogra… › #31 Determine the correct unit and magnitude of the electric field at distance $x$ f… › #32 The plates of a parallel-plate capacitor have area $A$ and separation $d$. Two d… › #33 A system comprises three particles with masses of $2.0\text{ kg}$, $3.0\text{ kg}$… › #34 Assume that a satellite of mass $M$ orbits Earth in a perfect circle of radius $R$… › #35 A $5.0\text{-kg}$ block moves with velocity $\textbf{v} = 3.0\hat{i} + 5.0\hat{j}\text{ (m/s)}$… › #36 A wheel rotates initially at a rate of $10\text{ rad/s}$ and begins to accelerat… › #37 A force-time curve for a ball struck by a bat is shown in the figure. What is th… › #38 A force of $20\text{ N}$ acts on a wagon at an angle of $30^\circ$ to the ground… › #39 Calculate the recoil velocity of a $5\text{-kg}$ rifle that shoots a $0.02\text{-kg}$… › #40 Neglect the friction and weights of pulleys and cord in the figure. The body of… › #41 A block of mass $m$ was placed on a surface (coefficient of kinetic friction $\mu$… › #42 A uniform stick $1.0\text{ m}$ long with total mass $15\text{ kg}$ rests on a fr… › #43 One quarter of a circular loop of wire carries a current $I$. The current $I$ en… › #44 A capacitor $C$ is fully charged by a dc power supply so that one plate has char… › #45 What is the average translational kinetic energy of molecules in an ideal gas at… › #46 In human, blood flows from the heart into the aorta, from which it passes into t… › #47 An electron travels at $2\times 10^7\text{ m/s}$ in a plane perpendicular to a u… › #48 A soap bubble appears green (wavelength: $540\text{ nm}$) at the point on its fr… › #49 An engine’s heat input per second is $8.0\text{ kJ}$ at $500\text{ K}$ reservoir… › #50 For a car traveling with speed $v$ around a curve of radius $r$, determine a for… › #51 Calcualte the moment of inertia of a hollow cylinder when the rotational axis is… › #52 Consider a parallel-plate capacitor. Each plate has area $A$. One plate carries… › #53 An observer is moving with speed $u$ toward a stationary source which emits soun… › #54 Two charges ($+q$) are located on the x axis as the figure shows. What is the re… › #55 An ice skater with rotational inertia $I$ and angular speed $\omega$ pulls his a… › #56 A cylindrical container with a radius of $2R$ and a height of $2R$ contains liqu… › #57 An object travelling at constant speed $v$ in a circle of radius $R$ has an acce… › #58 Two samples of the same ideal gas have the same volume and density. Sample B has… › #59 Given a traveling sinusoidal wave, $y(x, t) = A\sin(kx - \omega t + \phi)$. What… › #60 If the wavelength of light is increased in a single-slit diffraction experiment,… › #61 Sanger’s reagent (shown below) is a chemical used for protein sequencing. This r… › #62 The highest occupied molecular orbital of ferrocene is ______. › #63 The number of unpaired electrons in nickelocene is ______. › #64 Which of the following are isolobal fragments? › #65 What is the valence electron configuration of S? › #66 Which of the following statements about adiabatic processes is/are true? I. In a… › #67 $\Delta H^\circ$ and $\Delta S^\circ$ for the vaporization of $\text{Br}_2(l)$ a… › #68 Which technique used for the separation of compounds is based on the different e… › #69 Compound A on ozonolysis yields acetophenone and propanal. What is the structure… › #70 What compound is formed when 2,2-dimethyloxirane is treated with ethanol contain… › #71 Identify the C3 epimer of the sugar on the right drawn in its open chain (acycli… › #72 A first-row transition metal complex $[\text{M(H}_2\text{O)}_6]^{2+}$ has the li… › #73 The ground term of a free carbon atom is ______. › #74 Among the following compounds, which has the highest C-O stretching frequency? › #75 How many C-O stretching bands does $fac\text{-Mo(CO)}_3\text{(PF}_3\text{)}_3$ g… › #76 Which of the following elements plays an important role in Suzuki coupling react… › #77 Which of the following is the most representative element in Wilkinson’s hydroge… › #78 The activation energy for the reaction $\text{H}_2(g) + \text{I}_2(g) \rightarrow 2\text{ HI}(g)$… › #79 At a particular temperature, the half-life of a zero-order reaction is $29.0\text{ min}$… › #80 The reaction, $2\text{H}_2\text{O}(g) \rightarrow 2\text{H}_2(g) + \text{O}_2(g)$… › #81 Why does the pH value affect the separation of amino acids by electrophoresis? P… › #82 What is a virtual state in Raman spectroscopy? Please choose the correct descrip… › #83 Sort the following compounds in decreasing order by their $pK_a$ values(from hig… › #84 Which of the reactions below shows the correct usage of curly arrows? › #85 Which of the following radicals is the most stable? › #86 Disulfide linkages can form between ______. › #87 What is the electron configuration for the barium atom? › #88 Choose the correct statement. › #89 Which of the following statements is true about the ionization energy of $\text{Mg}^+$… › #90 Please choose the correct description for confidence level. ›