Prepare for BHEL Artisan (Machinist) recruitment examination with official previous years' solved questions across Lathe Operations & Thread Cutting, Shaping, Slotting & Planing Machines, Milling & Gear Cutting (Indexing), Precision Grinding, CNC Machine Programming & G/M Codes, Precision Measuring Instruments (Micrometers, Vernier Height Gauges, Dial Indicators, Sine Bar), Limits, Fits & Tolerances, and Engineering Cutting Tool Materials.
Marking pattern: +1.00 positive, -0.25 negative (Official BHEL Artisan CBT Scheme).
In a certain code language, 'BREW' is coded as '3609' and 'WEAR' is coded as '6439'. What is the code for 'B' in that language?
A person buys a TV for ₹25,000 and sells it at a profit of 10%. With the money he gets, he buys another TV and sells it at a 8% loss. What is his overall profit?
In a certain code language,
'A & B' means 'A is the son of B',
'A @ B' means 'A is the brother of B',
'A + B' means 'A is the wife of B' and
'A x B' means 'A is the father of B'.
How is V related to G if 'V @ R & T x H + G'?
In a row of 46 people facing north, Anand is 18th from the right end. If Priti sits 6th to the left of Anand, what is Priti's position from the left end of the line?
If 50% of a number exceeds 20% of it by 96, then the number is:
An amount of ₹4,500 is divided among A, B and C in the ratio 5 : 4 : 3. What is the difference between A's and B's shares?
Seven boxes M, N, O, P, S, T and U are kept one over the other but not necessarily in the same order. Only three boxes are kept above M. Only one box is kept between S and M. Only three boxes are kept between S and U. U is kept at some place above M. T is kept immediately below U. N is kept at one of the places above O. P is not kept immediately above or below S. Which box is kept at the lowermost position?
3 is related to 10 following a certain logic. Following the same logic, 6 is related to 19. To which of the given options is 5 related, following the same logic?
Evaluate:
$$30 - [7 + 28 \div (33 - 19)]$$
Two taps can fill a cistern in 16 hours and 5 hours, respectively. A third tap can empty it in 18 hours. How long will it take to fill the empty cistern, if all of them are opened together?
Jay ranked 11th from the top and 19th from the bottom in his class. How many students are there in his class?
In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. Select the pair in which the numbers are related in the same way as are the numbers of the following pairs.
$$10 - 60$$
$$4 - 24$$
At what annual rate of compound interest (compounded annually) will ₹2,000 amount to ₹2,420 in 2 years?
Simplify:
$$77 - [61 - \{60 \div 4 - (16 - 32 \div 4) \div 8\}]$$
4 is related to 8 following a certain logic. Following the same logic, 45 is related to 90. To which of the given options is 25 related, following the same logic?
If the mean proportion of 29 and A is 87, then what is the value of A?
Seven people, A, B, C, D, E, F and G, are sitting in a straight line, facing the north. Only three people sit between E and F. Only one person sits between A and B. A is an immediate neighbour of F. E is not the immediate neighbour of G. C sits to the immediate right of G and is at one of the ends of the line. Who sits second to the right of E in the line?
A hollow spherical shell is made of a metal of density $48\text{ g/cm}^3$. Its internal and external radius are 5 cm and 6 cm, respectively. What is the weight (in kg) of the shell? (Take $\pi = \frac{22}{7}$)
Each of the digits in the number 9825461 is arranged in ascending order from left to right. The position(s) of how many digits will remain unchanged as compared to that in the original number?
If the principal is ₹20,000, the rate of interest is 7.5% per annum, and the time is 4 years, what is the simple interest?