Q1. What is an endothermic reaction?
(a) Reaction in which heat is released.
(b) Reaction in which heat is absorbed.
(c)Reaction in which neither heat is released nor absorbed.
(d) None of these
Q2. If the radius of the earth decreases and its mass remains the same, then the value of “acceleration due to gravity” will _____ .
(c) Remain the same
(d) Become zero
Q3. Earth revolves around Sun. Who was the 1st one to present this theory?
(a) Albert Einstein
Q4. _____ is same on every point on a rotating body.
(a) Angular velocity
(b) Linear momentum
(c) Angular torque
(d) None of these
Q5.Which one of the following diseases is caused due to presence of excess arsenic in water?
(a) Alzheimer’s disease
(b) Parkinson’s disease
(c) Skin cancer
Q6.Which article was referred to as the ‘the heart and soul’ of the constitution by Dr. B. R. Ambedkar?
(a) Article 4
(b) Article 32
(c) Article 28
(d) Article 30
Q7. If at a price, market supply is greater than market demand, we say that there is ________ in the market at that price.
(b) Excess Demand
(c) Excess Supply
(d) Marginal Revenue
Q8. Which country declared the ancient Hindu religious site of Panj Tirath as National Heritage?
(c) Sri Lanka
Q9. The Polavaram irrigation project created two Guinness world records for ‘pouring the highest amount of concrete’ and ‘largest continuous concrete pour in 24 hours’. This belongs to the state of;
(c) Andhra Pradesh
Q10. Roger Federer and __________ won a Hopman Cup and retain a Title for Switzerland.
(a) Mirka Federer
(b) Timea Bacsinszky
(c) Patty Schnyder
(d) Belinda Bencic
Sol. The term endothermic process describes a process or reaction in which the system absorbs energy in the form of heat.
Sol. If the radius of the earth decreases and its mass remains the same, then the value of “acceleration due to gravity” will increase.
Sol. Nicolaus Copernicus was a Polish astronomer who put forth the theory that the Sun is at rest near the center of the Universe, and that the Earth, spinning on its axis once daily, revolves annually around the Sun. This is called the heliocentric, or Sun-centered, system. Copernican heliocentrism is the name given to the astronomical model developed by Nicolaus Copernicus and published in 1543.
Sol. Angular Velocity is same on every point on a rotating body.
Sol. Skin cancer is caused due to presence of excess arsenic in water.
Sol. Dr B.R.Ambedkar called article 32 of the Indian constitution as“the heart and soul of the constitution”. Article 32 in the IIIrd part of Indian constitution gives us Right to Remedies. It gives us the right to approach Supreme Court of India by appropriate procedure in case of infringement of any fundamental right.
Sol. In economics, an excess supply or economic surplus is a situation in which the quantity of a good or service supplied is more than the quantity demanded.
Sol. The provincial Khyber Pakhtunkhwa government in northwest Pakistan has declared the ancient Hindu religious site of Panj Tirath in the provincial capital Peshawar as national heritage. The announcement which stated that a fine of 2 million Pakistani rupees and five years imprisonment to be awarded to anyone found guilty of damaging the historic site was made under the Khyber Pakhtunkhwa Antiquities Act of 2016.
Sol. The Polavaram irrigation project in Andhra Pradesh created two Guinness world records for ‘pouring the highest amount of concrete’ and ‘largest continuous concrete pour in 24 hours’. The Polavaram irrigation project is located in West Godavari district of Andhra Pradesh. The project has entered the Guinness World Records for pouring 32,100 cubic meters of concrete non-stop in 24 hours.
Sol. Switzerland’s Roger Federer and Belinda Bencic secured victory over Germany’s Angelique Kerber and Alexander Zverev to win the Hopman Cup for the second year in a row.
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