106年hce_kmu — 物理及化學

共 90 題 · 含 AI 詳解

#1 The capacitance of a cylindrical capacitor can be increased by: › #2 A layer of oil with density $800 \text{ kg/m}^3$ floats on top of a volume of wa… › #3 X rays of wavelength $\lambda = 0.250 \text{ nm}$ are incident on the face of a… › #4 A rod of length $L$ and mass $M$ is placed along the x-axis with one end at the… › #5 A long, straight, hollow cylindrical wire with an inner radius $R$ and an outer… › #6 The density of ice is $0.920 \text{ g/cm}^3$ while that of sea water is $1.025 \text{ g/cm}^3$… › #7 A series RLC circuit, driven with a sinusoidal external emf with rms voltage $120 \text{ V}$… › #8 A star radiates uniformly in all directions. At a distance of $5.0 \times 10^{12} \text{ m}$… › #9 The focal length of a camera lens is $20.0 \text{ cm}$. How far from the lens sh… › #10 Two different samples have the same mass and temperature. Equal quantities of en… › #11 A block whose mass $m$ is $650 \text{ g}$ is fastened to a spring whose spring c… › #12 The angular velocity vector of a spinning body points out of the page. If the an… › #13 A boy pulls a wooden box along a rough horizontal floor at constant speed by mea… › #14 The inertia of a body tends to cause the body to: › #15 A thin-walled hollow tube rolls without sliding along the floor. The ratio of it… › #16 Select the answer with the correct number of decimal places for the following su… › #17 The difference between a student's experimental measurement of the density of so… › #18 The average mass of a carbon atom is $12.011$. Assuming you were able to pick up… › #19 A catalyst ___________. › #20 For a gas sample, which conditions of $P$ (pressure), $T$ (temperature), and $n$… › #21 One mole of an ideal gas at $20 ^\circ\text{C}$ is expanded isothermally and rev… › #22 Which of the following ionic compounds has the largest lattice energy? › #23 Which of the following species has a trigonal bipyramid structure? › #24 Naturally occurring copper exists in two isotopic forms: $^{63}\text{Cu}$ and $^{65}\text{Cu}$… › #25 Mixing $20 \text{ mL}$ of a $4.0 \text{ M}$ sodium chloride solution with $40 \text{ mL}$… › #26 How many electrons in an atom can have the quantum numbers $n = 4, l = 1$? › #27 The following reaction takes place at $120 ^\circ\text{C}$:… › #28 How many $\sigma$ bonds and $\pi$ bonds are there in… › #29 _______ is a method of separation that employs a system with two phases of matte… › #30 Which of the following is an example of nitrogen fixation? › #31 Two stationary tuning forks ($350$ and $352 \text{ Hz}$) are struck simultaneous… › #32 Which of the following graphs represents the magnitude of the electric field as… › #33 A resistor in a circuit dissipates energy at a rate of $1 \text{ W}$. If the vol… › #34 Unpolarized light is incident on a pair of ideal linear polarizers whose transmi… › #35 The mass of $\alpha$ particle is $6.601 \times 10^{-27} \text{ kg}$. If the $\alpha$… › #36 What is the pressure on a swimmer $2 \text{ m}$ below the surface of a swimming… › #37 A wheel has a radius of $0.4 \text{ m}$ and rotates at an angular velocity of $4 \text{ rad/s}$… › #38 A solenoid has an inductance $75 \text{ mH}$ and a winding resistance $0.50 \text{ } \Omega$… › #39 The electric potential in an xy plane is given by $V = (1.0 \text{ V/m}^2)x^2 - (2.0 \text{ V/m}^2)y^2$… › #40 A cyclotron has a dee radius $R$ and is operated at an oscillator frequency $f$… › #41 A $2.0 \text{ kg}$ particle moves along an x axis, being pushed by a variable fo… › #42 A $5.0 \text{ kg}$ block of steel slides down a ramp with acceleration $0.40 \text{ m/s}^2$… › #43 A particle with position vector $\vec{r} = (4.0 \text{ m})\hat{i} + (3.0 \text{ m})\hat{j}$… › #44 A disk with a rotational inertia of $5.0 \text{ kg}\cdot\text{m}^2$ rotates arou… › #45 A tank containing water to a height of $16.0 \text{ m}$ also contains air above… › #46 A sound wave from a sound generator radiates uniformly in all directions in $22.0 ^\circ\text{C}$… › #47 Coherent light with wavelength $0.40 \, \mu\text{m}$ passes through two very nar… › #48 A cup of tea is made with $0.250 \text{ kg}$ of $85.0 ^\circ\text{C}$ water. The… › #49 A Carnot engine operates between two temperatures $T_H$ and $T_C$. It takes in $600 \text{ J}$… › #50 When a certain rubber band is stretched a distance $x$, it exerts a restoring fo… › #51 The diagram shows a U-tube having cross-sectional area $A$ and partially filled… › #52 A solid brass ball of mass $0.280 \text{ g}$ will roll smoothly along a loop-the… › #53 The emf $E = 1.2 \text{ kV}$, $C = 6.5 \, \mu\text{F}$, $R_1 = R_2 = R_3 = 0.73 \text{ M}\Omega$… › #54 The following shows a rod of length $L = 10.0 \text{ cm}$ that is forced to move… › #55 If the five lenses shown below are made of the same material, which lens has the… › #56 For quantum model, $E = h\nu = hc / \lambda$, where $E$ is photon energy in unit… › #57 A particle with mass $m$ and charge $q$, moving with a velocity $v$, enters a re… › #58 The position of a particle moving on x-axis is given by $x = 3.0 + 2.5t - 1.0t^3$… › #59 A wire loop of area $1000 \text{ cm}^2$ has a resistance of $10 \text{ ohms}$. A… › #60 A rod of semiconducting material with length $L$ and cross-sectional area $A$ li… › #61 A solution contains the ions $\text{Ag}^+$, $\text{Ba}^{2+}$, and $\text{Ni}^{2+}$… › #62 Which of the statements below correctly describes the combustion of glucose, sho… › #63 Reaction intermediates differ from activated complexes in that ________. › #64 Select the Lewis structure for $\text{XeO}_2\text{F}_2$ which correctly minimize… › #65 Which species has the highest bond order? › #66 What hybridization is present in the phosphorus atom in $\text{PCl}_3$ and $\text{PCl}_5$… › #67 The spectrochemical series is… › #68 A diprotic acid $\text{H}_2\text{A}$ has $K_{a1} = 1 \times 10^{-4}$ and $K_{a2} = 1 \times 10^{-8}$… › #69 Which of the following coordination compounds will form a precipitate (AgCl) whe… › #70 If a complex ion is square planar, which d-orbital is highest in energy? › #71 Which of the following statement is incorrect about hydrocarbons? › #72 Which of the following molecules is an optically active molecule? › #73 The structure below is the repeating unit of a › #74 Identify the products of the reaction of 3-octene with chlorine.… › #75 Which of the following statements about molecular spectroscopies is incorrect? › #76 Consider the following reaction: $2\text{NOCl}_{2(g)} \rightleftharpoons 2\text{NO}_{(g)} + \text{Cl}_{2(g)}$… › #77 The equilibrium constant for reaction (1) is $K$. The equilibrium constant for r… › #78 The pH of a $0.005 \text{ M}$ $\text{K}_2\text{O}$ aqueous solution should be __… › #79 How long will it take to produce $18.2 \text{ g}$ of Ag (atomic mass = $107.87 \text{ amu}$… › #80 Given $\text{Cu}_2\text{O}_{(s)} + 1/2\text{O}_{2(g)} \rightarrow 2\text{CuO}_{(s)}$… › #81 Calculate $E^\circ_{\text{cell}}$ and indicate whether the overall reaction show… › #82 The successive packing pattern for a hexagonal closest packed structures is whic… › #83 Identify the missing particle in the following equation:… › #84 How many valence electrons are there in an atom with the electron configuration… › #85 For the process $\text{CHCl}_{3(s)} \rightarrow \text{CHCl}_{3(l)}$, $\Delta H^\circ = 9.19 \text{ kJ/mol}$… › #86 Atomic orbitals developed using quantum mechanics ________. › #87 Which of the following species requires the highest energy to remove an electron… › #88 A reaction was found to be zero order in X. Increasing the concentration of X by… › #89 Which of the following is not a factor determining the energy of activation acco… › #90 A student needs a solution buffered at pH $4.30$ ($\text{[H}^+\text{]} = 5.0 \times 10^{-5} \text{ M}$… ›