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Study the following statements regarding creep.
i) Creep is greater on curves than on tangent railway track
ii) Creep in new rails is more than that in old rails
iii) Creep is more on steep gradients than on level track
The correct answer is
Match the following Types of mechanism Motion achieved P. Scott Russel mechanism 1. Intermittent motion Q. Geneva mechanism 2. Quick return motion R. Off set slider crank mechanism 3. Simple harmonic motion S. scotch Yoke mechanism 4. Straight line motion
Which of the below are inversions of slider crank mechanism?
1. Oscillating cylinder engine mechanism
2. Toggle mechanism
3. Radial cylinder engine mechanism
4. Quick return mechanism
Which of the following statements are incorrect regarding the Special Marriage Act, 1954
1. A marriage shall be null and void if one of the parties to the marriage is impotent at the time of marriage and at the time of institution of suit
2. One of the conditions for marrying under the Special Marriage Act, 1954 is that the male must have completed the age of 21 years and the female the age of 18 years
3. Any marriage celebrated in other forms may be registered under the Special Marriage Act, 1954 and both the parties must have completed 21 years of age at the time of registration
4. A divorce petition may be filed if the respondent is undergoing a sentence of imprisonment for seven years or more for an offence under IPC (Indian Penal Code)
Choose the correct answer from the options given below:
Match list I with list II List I List II A. Pantograph 1. Scotch yoke mechanism B. Single slider crank 2. Double lever mechanism C. Double slider crank chain 3. Tchebicheff’s mechanism D. Straight line motion mechanism 4. Double crank 5. Hand pump
Which of the following are examples of forced closed kinematic pairs? 1. Cam and roller mechanism 2. Door closing mechanism 3. Slider crank mechanism 4. Automotive clutch operating mechanism Select the correct answer using the codes given below:
Which of the statements is correct about the mechanism of the following reaction?
Basics of Organic Reaction Mechanism mcq question image
Match the following  (a) a non-metal that exists in two forms (i) Chlorine (b) a non-metal which is liquid at room temperature   (ii) Zinc (c) a metal which is constituent of brass and bronze (iii) Carbon (d) a non-metal used for disinfecting water (iv) Bromine (e) a metal used in electroplating (v) Copper
Metal 'A' displaces metal 'B' from its salt solution, but not able to displace metal 'C' from its salt solution. Metal 'B' displaces metal 'D' from its salt solution. Which of the following depicts correct order of reactivity of metals. 
Consider the figures of a metal ball and a metal ring given below.
The metal ball can just pass through the hole of a metal ring formed out of a strip. When the ball is heated it gets stuck. But when the metal is heated
Heat and Thermodynamics mcq question image