Description : Which of the following units of energy is the smallest: w) calorie x) Joule y) erg z) electron-volt
Last Answer : ANSWER: Z -- ELECTRON-VOLT
Description : Which quantity do the following units measure: (i) Volt (ii) Coulomb (iii) Walt (iv) Ohm (v) Mho (vi) Ampere (vii) Dyne (viii) Celsius (ix) Joule (x) Calorie
Last Answer : Answers: (i) Voltage (ii) Charge of Electricity (iii) Power (iv) Resistance (v) Conductivity (vi) Current (vii) Force (viii) Temperature (ix) Energy (x) Heat
Description : The unit of power in S.I. units is (a) newton (b) pascal (c) erg (d) watt (e) joule.
Last Answer : Answer : d
Description : Which of the following is not a unit of energy? a.Joule b.kW c.N-m d.Electron volt e.Watt-hour
Last Answer : b. kW
Description : Name the quantities which are measured by the following units. (i) Newton (ii) Joule (iii) Watt (iv) Volt (v) Light year (vi) Angstrom (vii) Acre-foot (viii) Becquerel (ix) Hertz (x) Cusec
Last Answer : Answers: (i) Force (ii) Work Energy (iii) Power of electricity (iv) Potential difference (v) Distance of stars and planets (vi) Length (vii) Volume (viii) Radioactivity (ix) Frequency (x) Rate of flow of water
Description : The amount of heat required to raise the temperature of 1 pound of water by 1°F is called ______. A. Calorie B. Joule C. BTU D. Kilocalorie
Last Answer : BTU
Description : The amount of heat required to raise the temperature of 1kg of water through 1 °C is called ______. A. Calorie B. Joule C. BTU D. Kilocalorie
Last Answer : Kilocalorie
Description : The force which produces an acceleration of 1 m/sec2 in a mass of 1 kg is called a.100 ergs b.one Newton c.one watt d.One erg e.one joule
Last Answer : b. one Newton
Description : Which of the following is NOT an SI unit of measure? w) watt x) newton y) joule z) erg e) second
Last Answer : ANSWER: Z -- ERG
Description : What is the SI unit of energy? A. Newton B. Btu C. Calorie D. Joule
Last Answer : Joule
Description : The mechanical equivalent of heat is a. joule b. calorie c. Btu d. Specific heat
Last Answer : joule
Description : _________ is the quantity of heat required to raise the temperature of one pound of water 1 F˚ from 63 ˚F to 64 ˚F. a. one Joule b. one calorie c. one watt d. one BTU
Last Answer : one BTU
Description : The SI unit of charge is: (a) Coulomb (b) Calorie (c) Ampere (d) Joule
Last Answer : a) Coulomb
Description : Farad is defined as: a. Coulomb / volt b. Ampere / volt c. Coulomb / joule d. Joule / Coulomb
Last Answer : d. Joule / Coulomb
Description : The unit of work or energy in S.I. units is (A) Newton (B) Pascal (C) Kilogram meter (D) Joule
Last Answer : (D) Joule
Description : The unit of energy in S.I. units is (a) watt (b) joule (c) joule/s (d) joule/m (e) joule m.
Last Answer : Answer : b
Description : The ionisation potential of hydrogen atom is `13.6` volt. The energy required to remove an electron in the `n = 2` state of the hydrogen atom is
Last Answer : The ionisation potential of hydrogen atom is `13.6` volt. The energy required to remove an electron in the `n = 2` ... . 13.6 eV C. 6.8 eV D. 3.4 eV
Description : An electron is moved through a potential difference of 1 volt. How much energy in joules was used to move the electron?
Last Answer : ANSWER: 1.6 x 10-19 JOULES
Description : The unit of power in S.I. units is (A) Newton meter (B) Watt (C) Joule (D) Kilogram meter/sec
Last Answer : (B) Watt
Description : A calorie is a unit of heat and it equals 4.2 J, where 1 J = kg m^2 s^-2. A distant civilisation employs a system of units in which the units
Last Answer : A calorie is a unit of heat and it equals 4.2 J, where 1 J = kg m2 s-2. A distant ... energy. What will be the magnitude of calorie in their units?
Description : Glucose overload results in increased CO 2 production. Which of the following statements are true? A. In patients with respiratory insufficiency, administration of glucose as a principal calorie ... who are supported by respirators in intensive care units and are receiving nutritional support.
Last Answer : Answer: C DISCUSSION: Few papers have excited as much interest as that by Askanazi, Kinney, and co-workers, which demonstrated that glucose calories given to patients with severe respiratory ... the caloric requirement and glucose for the remainder, without much fear of excessive CO 2 production
Description : Define electron volt.
Last Answer : One electron volt is the energy gained by the electron when it is accelerated by applying a potential difference of one volt.
Description : An electron-volt is a measure of ____________________
Last Answer : energy
Description : A color television set employs a 25,000 volt electron accelerator to produce the picture and potentially harmful radiation which must be shielded against. The main component of this radiation consists ... which penetrate the picture tube x) soft x-rays y) microwaves z) ultraviolet radiation
Last Answer : ANSWER: X -- SOFT X-RAYS
Description : Electric current may be expressed in which one of the following units? w) coulombs/volt x) joules/coulomb y) coulombs/second z) ohms/second
Last Answer : ANSWER: Y -- COULOMBS/SECOND
Description : The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called A.specific heat at constant volume B.specific heat at constant pressure C.kilo Joule D.none of these
Last Answer : Answer: A
Description : What is a calorie? w) amount of heat required to raise one gram of water one degree Celsius. x) amount of work required to move one gram of water by one centimeter. y) amount of heat required to melt ice. z) amount of heat required to raise one gram of water one degree Fahrenheit
Last Answer : ANSWER: W -- AMOUNT OF HEAT REQUIRED TO RAISE ONE GRAM OF WATER ONE DEGREE CELSIUS
Description : Which of the following best completes the statement: The calorie is the amount of heat needed to raise: w) 1 gram of water 1 degree Celsius x) 1 gram of water 1 degree Rankin y) 1 kilogram of water 1 degree Celsius z) 1 kilogram of water 1 degree Kelvin
Last Answer : ANSWER: W -- 1 GRAM OF WATER 1 DEGREE CELSIUS
Description : Which of the following refers to the white salt which covers the land in some areas during dry season? (1) usar (2) reh (3) erg (4) reg
Last Answer : (2) reh Explanation: Reh refers to a mixture of soluble sodium salts appearing as efflorescence on the ground in arid or semiarid regions in India. It covers the land in the form of a white layer. It is also known as Kallar.
Description : Pattern ERG (PERG): a. tests the function of the ganglion cells b. uses a checkered board pattern that changes in luminance c. gives the same information as visual evoked response (VER) d. is abnormal in glaucoma
Last Answer : is abnormal in glaucoma
Description : The following methods can be used to test solely the rod ERG: a. a rapidly flickering light b. red light stimulus c. low-density blue light in dark adapted eye d. focal ERG
Last Answer : low-density blue light in dark adapted eye
Description : The parameters that are measured clinically in the flash ERG are: a. amplitude b. excitation time c. implicit time d. latency
Last Answer : implicit time
Description : The following cells contribute the wavefronts of the flash ERG: a. retinal pigment epithelium b. corneal endothelium c. photoreceptors d. ganglion cell
Last Answer : photoreceptors
Description : The bright-flash ERG: a. comes only from the cones b. is generated in a fully dark adapted eye by the highest intensity of light c. can be used to assess the overall retinal integrity in the presence of media opacity d. is abnormal in patients with age-related macular degeneration
Last Answer : can be used to assess the overall retinal integrity in the presence of media opacity
Description : The following are true about the ERG: a. in infarction of the choroidal circulation the a-wave of the ERG is reduced or absent b. the ERG is always abnormal in patients with macular diseases c. ... can be used to isolate cone photoreceptors d. the b-wave of ERG is reduced in dark-adapted eye
Last Answer : the b-wave of ERG is reduced in dark-adapted eye
Description : The following are true about electroretinogram (ERG): a. the a-wave has negative deflection b. a wave is generated by the retinal pigment epithelium c. amacrine cells are responsible for the oscillatory potential d. it is possible to separate the cone and rod ERG
Last Answer : t is possible to separate the cone and rod ERG
Description : The following are true about electro-retinography? a. flicker ERG can be used to test cone function b. ERG is normal in patient with macular degeneration c. the a-wave of ERG is produced by the ganglion cells d. the b-wave is produced by the photoreceptor cell
Last Answer : flicker ERG can be used to test cone function
Description : One erg is equivalent to how many joules? A. 10^-8 B. 10^-7 C. 10^-6 D. 10^-5
Last Answer : 10^-7
Description : The unit’of universal gas constant is (a) watts/°K (b) dynes/°C (c) ergscm/°K (d)erg/°K (e) none of the above.
Description : The quantum of light is called: a. an erg b. an e-v c. a photon d. a phonon
Last Answer : c. a photon
Description : Under ERG theory, “R” stands for--------- (a) Rationality ; (b) Responsibility ; (c) Remuneration ; (d) Relatedness
Last Answer : (d) Relatedness
Description : ERG theory of motivation was proposed by (a) Maslow ; (b) F. Herzberg ;(c) Alderfer ; (d) Mc Gregor
Last Answer : ;(c) Alderfer ;
Description : __________ is counter to goal-setting theory. (a) Expectancy Theory ; (b) Reinforcement Theory ; (c) ERG Theory ; (d) None of given option
Last Answer : (b) Reinforcement Theory ;
Description : ERG theory was introduced by _____________. (a) Clayton Alderfer ; (b) McClelland ; (c) Douglas McGregor ; (d) J. Stacey Adams
Last Answer : (a) Clayton Alderfer ;
Description : What does ERG stand for? (a) Excellent, relationship, growth ; (b) Expectancy, real, exist (c) Employee, related, greatness ; (d) Existence, relatedness, growth
Last Answer : ; (d) Existence, relatedness, growth
Last Answer : reh
Description : What is the electron configuration of the oxide ion (O ^-2) *The "^" represents a superscript. *Review at the diagram below for help.?
Last Answer : 1s2 2s2 2p4
Description : S.I. unit of energy is joule and it is equivalent to
Last Answer : S.I. unit of energy is joule and it is equivalent to (A) 106 erg (B) 10-7 erg (C) 107 erg (D) 105 erg
Description : One joule is the energy required to (A) Raise the temperature of 1 gm of water by 1°C (B) Raise the temperature of 1 kg of water by 1°C (C) Move a mass of 1 gm by 1 cm distance by a force of 1 Newton (D) Move a mass of 1 kg by 1 m distance by a force of 1 Newton
Last Answer : Answer : D
Description : The Scientist who told “Heat is a form of Energy” was------? A. Thomas Alva Edison B. Newton C. Joule (Answer) D. Kepler
Last Answer : C. Joule (Answer)