Description : Approximately what percentage of the electricity produced in the United States is consumed by residential appliances? w) 20% x) 33% y) 50% z) 66%
Last Answer : ANSWER: X -- 33%
Description : Jam nut is a locking device in which (A) A smaller nut is tightened against main nut creating friction at the contacting surface (B) A split pin is passed through diametrically opposite slots in nut and ... parts of nut separated by slot (D) An elastic piece is tightened in the nut by a setscrew
Last Answer : (A) A smaller nut is tightened against main nut creating friction at the contacting surface
Description : Castle nut is a locking device in which (A) A smaller nut is tightened against main nut creating friction at the contacting surface (B) A split pin is passed through diametrically opposite slots in nut and ... of nut separated by slot (D) An elastic piece is tightened in the nut by a setscrew
Last Answer : (B) A split pin is passed through diametrically opposite slots in nut and a hole in bolt and the two ends of split pin are separated and bent back on nut
Description : The maximum efficiency of a square threaded screw is (A) (1 - sinφ)/ (1 + sinφ) (B) (1 + sinφ)/ (1 - sinφ)s (C) (1 - sinφ)/ (1 + cosφ) (D) (1 + cosφ)/ (1 - sinφ)
Last Answer : (A) (1 - sinφ)/ (1 + sinφ)
Description : The porosity of a soil sample having its void ratio equal unity would be (a) 33.33% (b) 50.0% (c) 66.66% (d) 75.0%
Last Answer : (b) 50.0%
Description : The total number of passengers in 2010 is what per cent of the total number of passengers in 2013? 1) 64.66% 2) 72.33% 3) 80.66% 4) 66.67% 5) 70.25%
Last Answer : 4) 66.67%
Description : Self-locking takes place when a) Coefficient of friction is equal to or greater than the tangent of the helix angle b) Coefficient of friction is lesser than or equal to the tangent of the helix ... friction is equal to or greater than the tangent of the helix angle d) None of the mentioned
Last Answer : c) Coefficient of friction is equal to or greater than the tangent of the helix angle
Description : Efficiency of the screw _______ with increase of coefficient of friction. a) decreases b) increases c) has no effect d) cannot be determined
Last Answer : a) decreases
Description : Efficiency of the screw depends upon helix angle but does not depend on friction angle. a) True b) False
Last Answer : b) False
Description : Efficiency of screw depends upon lead of the screw. a) True b) False
Last Answer : a) True
Description : Threads used in screw fasteners are ______ a. having high strength b. having low efficiency c. single start type d. all of the above
Last Answer : d. all of the above
Description : A non-reversible machine has efficiency a.less than 50% b.nearly 100% c.between 75% and 99% d.more than 50% e.107 dynes
Last Answer : a. less than 50%
Description : Cooling efficiency of a cooling tower is significantly affected under cross-wind condition and might decrease to……… in the range of moderate to high wind velocity condition. a) 50% c) 25% b) 75% d) 90%
Last Answer : 75%
Description : Which of the following help in accomplishing the locking? a) Creating supplementary friction b) Using special locking devices like split pins c) By plastic deformation d) All of the listed
Last Answer : d) All of the listed
Description : Which of the following is not a function of washer? a) Distributes load over a large area of clamped parts b) Provides bearing surface over large clearance bolts c) Prevents marring of the bolt head and nut surface d) Helps in locking of the fastener
Last Answer : d) Helps in locking of the fastener
Description : For a self locking lifting machine, the efficiency must be a.50 percent b.100 percent c.more than 50 percent d.107 dynes e.less than 50 percent
Last Answer : e. less than 50 percent
Description : If the previous year you reached 100% customer awareness in your company, this year what will you need to do to maintain this level? a. There is nothing to do. I have already reached as much awareness ... half of the money spent the previous year to reach 75% of the population. e. None of these.
Last Answer : c. I would only need to create 33% new awareness to maintain 100% this year
Description : What will be the efficiency of a Stop and Wait protocol, if the transmission time for a frame is 20ns and the propagation time is 30ns? a. 20% b. 25% c. 40% d. 66%
Last Answer : b. 25%
Description : If the lateral force acting on the set screw is large and tends to displace one part with respect to other than which point is recommended? a) Dog Point b) Cone Point c) Window Point d) Cut Point
Last Answer : a) Dog Point
Description : If a fastener is threaded into a tapped hole, then the fastener is likely to be called as a) Screw b) Bolt c) Washer d) Screw or bolt
Last Answer : a) Screw
Description : Nominal diameter of the screw thread is the same as core diameter. a) True b) False
Description : Which type of screw fasteners are threaded through out its length? a. Cap screws b. Set screws c. Studs d. Tap bolt
Last Answer : b. Set screws
Description : Allen key is used to tighten (A) Cap screw with hexagonal head (B) Cap screw with fillister head (C) Cap screw with hexagonal socket head (D) Cap screw with flat head
Last Answer : (C) Cap screw with hexagonal socket head
Description : A screw is specified by (A) Major diameter (B) Minor diameter (C) Pitch diameter (D) Mean diameter
Last Answer : (A) Major diameter
Description : The largest diameter of external or internal screw thread is called (A) Major diameter (B) Minor diameter (C) Pitch diameter (D) None of the above
Description : Setscrews are (A) Similar to tap bolts except that a greater variety of shapes of heads are available (B) Slotted for screw driver and generally used with a nut (C) Used to prevent relative motion between parts (D) Similar to studs
Last Answer : (C) Used to prevent relative motion between parts
Description : While designing screw threads, adequate length of engaged threads between the screw and nut is provided so as to prevent failure of threads due to (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress
Last Answer : (A) Direct shear stress
Description : In manual assembly, cost of screw is higher than the cost of driving a screw. a) True b) False
Description : For ductility consideration, the maximum percentage of steel used should not exceed ------- of the balanced steel [ A ] 25% [ B ] 50% [ C ] 60% [ D ] 75%
Last Answer : [ D ] 75%
Description : The minimum fore at cover necessary to maintain ecological balance is (a) 50% of the total land area (b) 40% of the total land area (c) 33% of the total land area (d) 25% of the total land area
Last Answer : Ans: (c)
Description : Under the National mission for sustainable agriculture mission how much percentage of allocated fund would be invested on women farmers? a. 50% b. 33% c. c. 25% d. 30% e. e. 23%
Last Answer : d. 30%
Description : In sea urchin DNA, which is double stranded, 17% of the bases were shown to be cytosine. The percentages of the other three bases expected to be present in this DNA are (a) G 17%, A 33%, T 33% (b) G 8.5%, A 50%, T 24.5% (c) G 34%, A 24.5%, T 24.5% (d) G 17%, A 16.5%, T 32.5%.
Last Answer : (a) G 17%, A 33%, T 33%
Description : A golden rule for the procurement of construction stones, suggests (A) 100% at the site (B) 67% at the site and 33% under procurement (C) 50% at the site and 50% under procurement (D) 33% at the site and 67% under procurement
Last Answer : (B) 67% at the site and 33% under procurement
Description : Which of the following statements is true about promo and sales budget? a. From one year to the next, a third of those who knew about a product forgot about it. b. If a product ended last year ... least two products in the segment's fine cut to achieve 100% accessibility. e. All of the above.
Last Answer : e. All of the above.
Description : With each year (round) customer awareness for each product decreases by: a. 33% b. 25% c. 30% d. 50% e. none of the above
Last Answer : a. 33%
Description : If there are 4 products listed in the Capstone Courier in the traditional segment that have a customer survey scoring of 32, 28, 22 and 14, then the top product’s demand would be: a. 32%. b. 50%. c. 64%. d. 33%.
Last Answer : d. 33%.
Description : Assuming no additional product promotion, what percent of customers, reached through last year’s marketing campaign will carry over into the current year? a. 33% b. 50% c. 67% d. 0% e. None of the above
Last Answer : c. 67%
Description : The market price of a novel was 50% more than its cost price. Vadi was going to sell it at market price to a customer, but he showed vadi some defects in the novel, due to which vadi gave ... another discount that was equal to 14.5% of the cost price. What was the approximate profit/loss to vadi?
Last Answer : Let the cost price be Rs. 100 Then, market price is Rs. 150 Now, the first discount is of 33% Rs.150 =Rs. 50 Hence, its selling price = 150 - 50 = Rs. 100 since vadi's ... further discount will be equal to loss % The next discount of 14.5% will be the loss percentage to vadi
Description : Maximum efficiency of a square threaded is given by a) 1-sinǾ/1+sinǾ b) 1+sinǾ/1-sinǾ c) 1-2sinǾ/1+2sinǾ d) 1+2sinǾ/1-2sinǾ
Last Answer : a) 1-sinǾ/1+sinǾ
Description : The bearings of medium series have capacity __________ over the light series. (a) 10 to 20% (b) 20 to 30% (c) 30 to 40% (d) 40 to 50%
Last Answer : (c) 30 to 40%
Description : The bearings of heavy series have capacity __________ over the medium series. (a) 10 to 20% (b) 20 to 30% (c) 30 to 40% (d) 40 to 50%
Last Answer : (b) 20 to 30%
Description : A single purchase crab has a handle 45 cm long and a drum of 25 cm diameter. The pinion has 30 teeth and spur has 150 teeth. The efficiency of the machine is 75%. If the maximum force that can be applied is ... maximum load that can be lifted will be a.9860 N b.6750 N c.20250 N d.1250 N e.13500 N
Last Answer : b. 6750 N
Description : Efficiency of a screw jack in maximum when its 31 helix angle, ? is a.45 + ?/2 b.107 dynes c.? d.45 - ?/2 e.45?
Last Answer : d. 45 - ?/2
Description : of Indian tea production comes from Assam, West Bengal, Kerala and Tamil Nadu (a) 50% (b) 75% (c) 98% (d) 30%
Description : In adults, water constitutes about (A) 50% of body weight (B) 55% of body weight (C) 60% of body weight (D) 75% of body weight
Last Answer : Answer : C
Description : Haemoglobin contains about (A) 30% of the total body iron (B) 50% of the total body iron (C) 75% of the total body iron (D) 90% of the total body iron
Description : If a dwarf pea plant was treated with gibberellic acid, it became as tall, as tall pea plants. If these pea plants are crossed with pure tall pea plants, what will be the phenotypic ratio in F1 generation? ... (b) 50% tall and 50% dwarf plants (c) 75% tall and 25% dwarf plants (d) 100% tall plants
Last Answer : Ans. ((d))
Description : Accumulators should have adequate volume to store refrigerant charge at least (a) 10% (b) 25% (c) 50% (d) 75%
Last Answer : Ans: c
Description : By supercharging the power output of an engine is expected to increase by A. 20% B. 45% C. 75% D. 50%
Last Answer : ANSWER : A
Description : Net profit after tax of Rs. 2,00,000 is Rs. 4,00,000. Share capital is Rs. 8,00,000 and revenue reserve is Rs. 2,00,000. What is rate of return on equity ? (A) 40% (B) 50% (C) 60% (D) 75%
Last Answer : Answer: 40%