Prepare for the RRB Assistant Loco Pilot (ALP) Stage 2 Examination with official previous years' solved question papers across Part A (Mathematics, Basic Science & Engineering, General Intelligence & Reasoning) and Part B (Qualifying Trade Test — ITI/NCVT Fitter: Hand Tools, Measuring Instruments, Limits, Fits & Tolerances, Fasteners, Drilling, Pipe Fitting, Lathe Operations, Heat Treatment, and Railway Workshop Safety).
Marking pattern: Part A (100 Qs / 100 Marks) & Part B Trade (75 Qs / 75 Marks, Qualifying 35%); +1.00 positive, -0.33 (1/3rd) negative marking (Official RRB Scheme).
In a lead-acid battery, what is the chemical composition of the material used for the positive plate during discharge?
Which of the following vices consists of a handle and a small collet chuck at one end?
Which of the following is NOT required for estimating materials in preventive maintenance?
For what purpose are pins and clips used in engineering drawings?
What is Pascal's Law that is fundamental to hydraulic systems?
Which of the following types of thread is usually found on the machine spindle?
What is the purpose of an emergency evacuation plan?
What is the primary reason for electrical injuries when a person comes in contact with electrical equipment?
Why is it important for every person to follow safety procedures in the workplace?
A/An ________ is provided to keep the micrometer fixed so that the reading can be done easily and without any difficulty.
A circular hole of radius 3 cm is cut from a rectangular sheet of dimensions 12 cm × 10 cm. Find the remaining area. (Take $\pi = 3.14$)
When measuring the resistance of a resistor using an ohmmeter, what does a reading of 0 (zero) resistance indicate?
If $\sin\theta = \frac{3}{5}$, find $\cos\theta$.
Which of the following is a key characteristic of a low-pressure blowpipe/torch in welding?
Which component is essential in a single-acting cylinder to facilitate the return stroke?
________ type of preventive maintenance is performed based on actual machine condition rather than a fixed schedule.
What is the advantage of giving heat treatment to a material?
Which characteristic of cellulosic electrodes makes them unsuitable for high-strength steels?
The terms ________ and ________ refer to the greatest and smallest variance, respectively, specified on a fundamental size or nominal measurement.
Threading is an operation of cutting ________ on the external cylindrical surface of the job.
What is the total sum of $\left(\frac{3}{8}\right) + \left(\frac{5}{12}\right)$?
In Lathe Machine operation, the act of making plain ends of a job in their actual length is called:
________ microstructure is typically obtained after normalising low-carbon steel.
The term ________ refers to the limit of variation allowed on either side of the correct dimension to provide the job property of interchangeability (in mass production of part).
The purpose of providing a side relief angle of 1° to 2° on a grooving tool is to: