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Which of the following forces are measured directly by strain gauges or force dynamometers during metal cutting? 1. Force exerted by the tool on the chip acting normally to the tool face 2. Horizontal cutting force exerted by the tool on the workpiece 3. Frictional resistance of the tool against the chip flow acting along the tool face 4. Vertical force which helps in holding the tool in position Select the correct answer using the codes given below.
In choosing a research tool which of the following are important considerations? A. The validity of the research tool B. The reliability of the research tool C. cost involved in terms of time and resources for use of research tool. D. Face validity of the research tool E. Opinion of the research supervisor Select the correct answer from the following options:
Which of the following statement are true from reliability for a research tool? (a) Reliability is fixed for a given testing tool (b) It is correlation of scores on the testing tool itself (c) Reliability can have negative value (d) It varies from sample to sample (e) It is affected by variance of scores Choose the correct option:
Flank wear occurs mainly on the 1. Nose part of the cutting tool 2. Front relief face and side relief face of the cutting tool 3. Face of the cutting tool at the shortest distance from the cutting edge Which of the above is/are correct?
Consider the following statements to be true even if they seem to be at variance from commonly known facts and decide which of the conclusions logically follows from the statements. Statements: Some pan are card. No card are tool. Conclusions: I. Some tool are pan. II. All pan are tool. 
“Tool bit inserted in the (tool) holder and solid tool” – is included in the classification according to the_____
What is the formula of virtual effective diameter in case of unified threads? . b) Simple effective diameter – . c) Simple effective diameter + . d) Simple effective diameter – .
The velocity of a fluid in a pipe of diameter D is V. The pipe is connected to another pipe of diameter 2D. Reynolds number in the pipe of diameter D in relation to the pipe of diameter 2D is
In a party, disposable cups in the shape of frustum of cone, with upper diameter 6 cm, lower diameter 4 cm and height 9 cm are arranged for serving water. A cylindrical shaped jug of height 15 cm and diameter 14 cm was used for serving water. How many disposable cups can be completely filled using 19 jugs of water?
A low value of time constant can be achieved for a thermocouple by (i) Increasing the wire diameter (ii) Increasing the value heat transfer coefficient (iii) Use light metals of low density and low specific heat