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Question: What is the unit vector in the direction of (3, 4)?Options: (3/5, 4/5)(4/5, 3/5)(1, 1)(0, ..
Question: If the vector a = (3, 4) is scaled by a factor of 2, what is the new vector?Options: (6, 8..
Question: If the vector a = (2, 3) and b = (4, 1), what is the resultant vector a + b?Options: (6, 4..
Question: If A = (2, 3) and B = (k, 1) are such that A · B = 10, find k.Options: 1234Correct Answer:..
Question: If A = (x, y, z) and B = (1, 1, 1) such that A · B = 6, find x + y + z.Options: 36912Corre..
Question: Find the projection of vector A = (3, 4) onto vector B = (1, 2).Options: 1234Correct Answe..
Question: The scalar product of vectors A = (a, b, c) and B = (1, 2, 3) is 14. If a = 2, find b and ..
Question: If A = (3, -1, 2) and B = (k, 4, -1) are orthogonal, find k.Options: -2123Correct Answer: ..
Question: If vectors A = (x, 2, 3) and B = (1, y, 4) are perpendicular, what is the value of x + y?O..
Question: If A = (2, 3, 4) and B = (1, 0, -1), find the scalar product A · B.Options: -10110Correct ..
Question: In a reaction where heat is a product, what happens if the temperature is decreased?Option..
Question: How does dilution affect a reaction at equilibrium involving aqueous solutions?Options: Sh..
Question: In a chemical equilibrium, what does a large equilibrium constant (K) indicate?Options: Pr..
Question: What is the effect of removing a product from a reaction at equilibrium?Options: Shifts eq..
Question: In a reaction at equilibrium, what happens if the pressure is increased for a reaction wit..
Question: How does increasing temperature affect an exothermic reaction at equilibrium?Options: Shif..
Question: What happens to the equilibrium position of a reaction when the concentration of a reactan..
Question: A 3 kg object is pushed with a force of 12 N over a distance of 4 m. What is the net work ..
Question: A force of 25 N is applied at an angle of 60 degrees to the horizontal while moving an obj..
Question: If a force of 15 N acts on an object and moves it 4 m in the direction of the force, what ..
Question: A block of mass 2 kg is pushed along a frictionless surface by a force of 10 N. What is th..
Question: If a^3 = 27, then the value of a is?Options: 1234Correct Answer: 3Solution: Taking the cub..
Question: What is the value of 4^0?Options: 014undefinedCorrect Answer: 1Solution: Any non-zero numb..
Question: If 5^x = 25, what is the value of x?Options: 1234Correct Answer: 2Solution: Since 25 = 5^2..
Question: The value of (x^2)^3 is equal to?Options: x^5x^6x^7x^8Correct Answer: x^6Solution: Using t..
Question: What is the value of 2^5 × 2^3?Options: 2^82^152^22^5Correct Answer: 2^8Solution: Using th..
Question: If x^3 = 8, then the value of x is?Options: 2410Correct Answer: 2Solution: Taking the cube..
Question: A 4 kg object is moving with a velocity of 2 m/s. What is its kinetic energy?Options: 8 J4..
Question: A machine does 300 J of work in 5 seconds. What is its power?Options: 60 W30 W50 W20 WCorr..
Question: If a 2 kg object is dropped from a height of 5 m, what is its speed just before it hits th..
