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You Are On Multi Choice Question Bank SET 1816
90801. The crawling in an induction motor is caused by:
(A): Improper design of the machine (B): Low voltage supply (C): High load (D): Harmonics developed in the motor
90802. The commutator segments are placed in:
(A): Rotor (B): Stator (C): Armature (D): Field
90803. Reduction in the capacitance of capacitor start motor results in reduced:
(A): Noise (B): Starting torque (C): Speed (D): Armature reaction
90804. In an ac circuit the ratio of kW/kVA represents:
(A): Power factor (B): Load factor (C): Starting torque (D): Diversity factor
90805. The unit of inductance is:
(A): OHM (B): MHO (C): HENRY (D): FARAD
90806. Heavy, thick, slimy film of bacteria in the slow process of vinegar manufacture reduces
(A): the rate of hydrogenation (B): the rate of acetification (C): the rate of esterification (D): the rate of purification
90807. Which of the following beer is of Japanese origin with an alcohol content of 14 to 17%?
(A): Sake (B): Pulpue (C): Sonti (D): Lager
90808. The crushed grapes used for wine manufacturing are also known as
(A): wort (B): must (C): hop (D): pilsener
90809. The potential spoilage organism in beer is
(A): Saccharomyces diastaticus (B): S. carlsbergensis (C): S. cerevisiae (D): S. lactis
90810. If the mash in the brewhouse is held too long it may undergo
(A): butyric acid fermentation (B): lactic acid fermentation (C): both and (D): citric acid fermentation
90811. The spoilage most commonly occurring in wine is tourne which refers to
(A): acid formation from aldehyde and ketones (B): acid formation from sugars, glucose and fructose (C): both and (D): none of the above
90812. Gassiness resulting from the liberation of carbon dioxide by hetero fermentative lactics is called
(A): pousse (B): amertume (C): mannitic (D): none of these
90813. The fermentation of wine can be carried out using the strains of
(A): Saccharomyces cerevisiae (B): Saccharomyces carlsbergenesis (C): Bacillus subtilis (D): Pedicoccus cerevisiae
90814. Acetic acid bacteria spoiling musts and wines are inhibited by
(A): 5-7% alcohol by volume (B): 14-15% alcohol by volume (C): 24-25% alcohol by volume (D): 30-35% alcohol by volume
90815. The micro-organisms causing wine spoilage are
(A): wild yeast (B): moulds (C): bacteria (D): all of these
90816. Most important species of vinegar bacteria causing sliminess is
(A): Acetobacter aceti (B): Saccharomyces carlsbergiensis (C): Lactobacillus lactis (D): None of the above
90817. Which of the following is not an ale type of beer?
(A): Weiss beer (B): Porterr (C): Stout (D): Pilsener
90818. S. patorianns can cause
(A): cloudiness in beer (B): ester like taste in beer (C): stringent taste in beer (D): bitter taste
90819. Sarcina sickness of beer is caused by
(A): Saccharomyces cerevisiae (B): Pedicoccus cerevisiae (C): S. carlsbergensis (D): Zygomonas anaeroium
90820. The Sarcina sickness of beer, caused by Pedicoccus cerevisiae, is characterized by
(A): sourness (B): turbidity (C): popiness (D): all of these
90821. Parsnip like odour and taste in beer is caused by
(A): Flavobacterium proteus (B): Zygomonas anaeroium (C): Lactobacillus patorianus (D): S. carlsbergensis
90822. A special beer yeast of the bottom type is
(A): S. cerevisiae (B): S. carlsbergensis (C): S. thermophillus (D): none of these
90823. When the fermentation of fructose results in the bitter product mannitol, the fermentation is sometime termed as-
(A): mannkic (B): mannitic (C): amertume (D): none of these
90824. Ear to ear resistance of human body:
(A): 400 (B): 1 Kilo ohms (C): 650 ohms (D): 100 ohms
90825. Centrifugal switches is provided for disconnecting the auxiliary winding in a:
(A): Capacitor run motor (B): Capacitor start motor (C): Reluctance motor (D): Hysteresis motor
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