Mindblown: a blog about philosophy.

Vikram Sarabhai Space Center Chemical Operator Paper 2015 Multiplication of atomic weight and specific heat (in cal/g) is (a) 5.4 (b) 6.4 (c) 4.6 (d) 5.6 Basicity of H3PO4 is (a) 4 (b) 1 (c) 3 (d) 7 The percentage of nitrogen in urea is about (urea=NH2CONH2) (a) 46 (b) 85 (c) 18 (d) 28…

Vikram Sarabhai Space Center Chemical Operator Paper 2015 The gas constant R represents work done (a) Per molecule (b) per dgree absolute (c) per degree per mole (d) per mole The number of singma bonds in C2H4 (ethelene) molecule is (a) 2 (b) 3 (c) 4 (d) 5 How many electrons are present in the…

Vikram Sarabhai Space Center Electrician Paper 2016 The magnetic field produced in the stator of three phase induction motor, rotates at (a) Rotation speed (b) Above synchronous speed (c) Synchronous speed (d) slip speed Calculate the slip in an induction motor 4 pole 50 Hz rotating at 1400 rpm (a) 6.6% (b) 6.0% (c) 5.5%…

Vikram Sarabhai Sapce Centre Chemical Operator Paper 2016 Which of the following is not a mixture? (a) Distilled water (b) LPG (c) Gasoline (d) Iodized table salt Light year is a measure of (a) Time (b) Distance (c) Mass (d) None of the above Organic molecules containing hydroxyl group are called (a) Esters (b) Ethers…

Vikram Sarabhai Space Centre Technician Electronic Mechanic Paper 2019 What is the color code for a 3300 Ohm, +/-5% resistor? (a) Orange, Orange, Red, Gold (b) Orange, Orange, Black, Silver (c) Red, Red, Black, Gold (d) Red, Red, Brown, Silver A logic function of how many inputs can be simplified using a Karnaugh map with…

Vikram Sarabhai Space Center Technician Black Smith Paper 2019 The term ‘Brinnel’ is related to (a) Toughness (b) Strength (c) Hardness (d) Tenacity Which one of the following forge tools is used for finishing flat surface? (a) Swages (b) Cold set (c) Flatter (d) Fuller Which among the following tongs is used while forging hexagonal…

Vikram Sarabhai Space Centre Chemical Operator Maintenance mechanic Paper 2019 An operation performed for enlarging an existing hole upto a limited length from one end is called (a) Boring (b) Drilling (c) Counter- Boring (d) Coutner-Sinking Which type of non-destructive test is suitable to check the internal defects of weld in high pressure boiler welding?…

Vikram Sarabhai Space Centre FRP Technician Paper 2019 Bullet resistant vests mainly use the following fiber (a) Boron (b) Glass (c) Graphite (d) Kevlar The definition of strain is (a) Final length divided by the initial length (b) Load divided by Area (c) The change in length divided by the final length (d) The change…

Vikram Sarabhai Space Center Instrument Mechanic Paper 2019 Commonly used materials for wire strain gauge are (a) Nickel and Copper (b) Nickel and Gold (c) Gold and Brass (d) Silver and Aluminium An energy meter involves circuits for measuring (a) Voltage and current (b) Power and time (c) Voltage and resistance (d) Current and resistance…

Vikram Sarabhai Space Centre Technician MR and AC Paper 2019 The insulation ability of an insulator with the presence of moisture would (a) increase (b) remain unaffected (c) decrease (d) may increase or decrease depending on temperature and thickness of insulation Freon group of regrigerants are (a) Toxic and polluting (b) Non-toxic and non-inflammable (c)…