Objective Questions

Questions (1250)

#	Question	Topic	Actions
1	Which of the following is an intensive property of a system?	PHY 101 Past Questions	View
2	A cup is filled to the brim with water and a floating ice cube. When the ice me…	PHY 101 Past Questions	View
3	A 2.8 g bullet traveling at 540 m/s enters a wall and exits with a speed of 120…	PHY 101 Past Questions	View
4	A boat can move at a constant velocity of 8 km/h in still water. How long will …	PHY 101 Past Questions	View
5	The work done per unit volume is:	PHY 101 Past Questions	View
6	The resultant of two vectors A and B is vector C = 2.2 i + 3.4 j. If vector A =…	PHY 101 Past Questions	View
7	Liquid water is denser than ice because:	PHY 101 Past Questions	View
8	An electron (mass 9.11e-31 kg) with a horizontal speed of 1.2e7 m/s moves into …	PHY 101 Past Questions	View
9	Two vectors A = 3.0 i - 4.5 j and B = -2.5 i + 5.0 j. Find the magnitude of the…	PHY 101 Past Questions	View
10	A bicyclist moves at a constant speed of 4 m/s. How long will it take to move 3…	PHY 101 Past Questions	View
11	Conduction is a process of heat transfer:	PHY 101 Past Questions	View
12	An object is most likely to sink in water if it has:	PHY 101 Past Questions	View
13	An automobile tire is filled to a gauge pressure of 225 kPa at 25°C. After driv…	PHY 101 Past Questions	View
14	The force between a liquid molecule and another substance, such as the wall of …	PHY 101 Past Questions	View
15	A turntable rotates through 6 radians in 3 seconds as it accelerates uniformly …	PHY 101 Past Questions	View
16	An object weighs 36g in air and has a volume of 8.0 cm³. What is its apparent w…	PHY 101 Past Questions	View
17	A force of 180 N is applied at the end of a 50 cm crowbar to lift a weight. Wha…	PHY 101 Past Questions	View
18	Two forces (100N at 170.0° and 100N at 50.0°) act on a 2kg block. What is the r…	PHY 101 Past Questions	View
19	An object is most likely to sink in water if	PHY 101 Past Questions	View
20	A toy car moves 8 m in 4 s at constant velocity. What is the car's velocity?	PHY 101 Past Questions	View
21	Three kids in a parking lot launch a rocket that rises into the air along a 380…	PHY 101 Past Questions	View
22	Suspension cables are used to carry gondolas at ski resorts. Consider a susp…	PHY 101 Past Questions	View
23	A ball is found at rest on a table; the upward supporting force of the surface …	PHY 101 Past Questions	View
24	Which of the following quantities is a vector?	PHY 101 Past Questions	View
25	A car and a delivery truck both start from rest and accelerate at the same rate…	PHY 101 Past Questions	View
26	Vectors A and B are given as A = 3i + 4j - 2k and B = 2i - 6j + 3k. Evaluate…	PHY 101 Past Questions	View
27	An electron with a speed of 1.2 × 10^7 m/s moves horizontally into a region whe…	PHY 101 Past Questions	View
28	Which of the following pair of physical quantities do not have identical dimens…	PHY 101 Past Questions	View
29	Liquid water is denser than ice because	PHY 101 Past Questions	View
30	The work done per unit volume is	PHY 101 Past Questions	View
31	An object is released from rest and falls in the absence of air resistance. Whi…	PHY 101 Past Questions	View
32	A system where neither mass nor energy can cross the selected boundary is calle…	PHY 101 Past Questions	View
33	Three particles of masses m1 = 6.0 kg, m2 = 4.0 kg, m3 = 4.0 kg are placed with…	PHY 101 Past Questions	View
34	A grindstone rotates at constant angular acceleration α = 0.35 rad/s&s…	PHY 101 Past Questions	View
35	When impurities are added to an elastic substance, its elasticity	PHY 101 Past Questions	View
36	The mean diameters of Mars and Earth are 6.9 × 10^3 km and 1.3 × 10^4 km, respe…	PHY 101 Past Questions	View
37	A plot of the energy stored in an elastic body versus the square of the extensi…	PHY 101 Past Questions	View
38	An object moves at a constant speed of 6 m/s. This means that the object:	PHY 101 Past Questions	View
39	Calculate the fractional decrease in volume for water at 5 km depth, where the …	PHY 101 Past Questions	View
40	Two forces act on a block of mass 2 kg as follows: 100 N at 170.0° and 100 N at…	PHY 101 Past Questions	View
41	A man walks 1 km due east and then 1 km due north. His displacement is.	PHY 101 Past Questions	View
42	A force of 180 N is applied at the end of a crowbar to lift a heavy weight. If …	PHY 101 Past Questions	View
43	Which type of heat transfer can occur in a vacuum?	PHY 101 Past Questions	View
44	Calculate the rate of heat flowing through a glass window 2.25 m × 1.7…	PHY 101 Past Questions	View
45	The pulmonary artery, which connects the heart to the lungs, is 8.5 cm long and…	PHY 101 Past Questions	View
46	Starting from the origin, a car travels 4 km east and then 7 km west. What is t…	PHY 101 Past Questions	View
47	If A = 2i + 3j, B = 3i + 5j, and C = 4i - 6j, find A(B·C).	PHY 101 Past Questions	View
48	A solid circular disk of radius 0.6 m and mass 90 kg is rotating at 460 rev/min…	PHY 101 Past Questions	View
49	If A = 2i + 3j, B = 3i + 5j, and C = 4i - 6j, find A × (B × C).<…	PHY 101 Past Questions	View
50	Calculate the rate of heat flow through a glass window (2.25 m x 1.75 m, thickn…	PHY 101 Past Questions	View
51	The shear modulus of an elastic body under shear deformation is plotted against…	PHY 101 Past Questions	View
52	A 2.8 g bullet traveling at 540 m/s enters a wall and exits with a speed of 320…	PHY 101 Past Questions	View
53	If A = 2i + 3j, B = 3i + 5j, and C = 4i - 6j, find (A × B) × C.	PHY 101 Past Questions	View
54	Bernoulli's Principle applies under which conditions: i. The fluid must be inco…	PHY 101 Past Questions	View
55	A piece of wood with a density of 706 kg/m³ is tied with a string to the bottom…	PHY 101 Past Questions	View
56	Vectors A and B are given as A = 3i + 4j - 2k and B = 2i - 6j + 3k. What is the…	PHY 101 Past Questions	View
57	The resultant of two vectors A and B is C = 2.2i + 3.4j. If A = 1.5i - 2.0j, fi…	PHY 101 Past Questions	View
58	A uniform meter rule AB is supported at its centre of gravity by a knife edge. …	PHY 101 Past Questions	View
59	Suppose you throw a ball with a mass of 0.40 kg against a brick wall. If it hit…	PHY 101 Past Questions	View
60	Boyle’s law applies when temperature is:	PHY 101 Past Questions	View
61	Which of the following is a vector quantity?	PHY 101 Past Questions	View
62	In equilibrium, acceleration of a body is:	PHY 101 Past Questions	View
63	A moving body is covering distances in proportion to the square of time along a…	Kinematics	View
64	The distance covered by a body in time 't' is proportional to the square of the…	Kinematics	View
65	A train travels 4 km due east and then 3 km due north and finally comes back to…	Kinematics	View
66	A body moves along a straight line, the motion of the body is said to be:	Kinematics	View
67	A stone is thrown vertically upwards with an initial velocity of 30 m/s. The ti…	Kinematics	View
68	The position-time graph of a body is parallel to t-axis. The body is said to be…	Kinematics	View
69	A car has to cover the distance 60 km, if half of the total time it travels wit…	Kinematics	View
70	In a straight line motion the distance travelled is proportional to the square …	Kinematics	View
71	The displacement of a particle along a straight line at time t is given by x = …	Kinematics	View
72	Ball A is thrown straight up. Which of the following statements about the ball …	Kinematics	View
73	Ball A is thrown straight up with an initial speed v₀ and reaches a maximum ele…	Kinematics	View
74	If a car at rest accelerates uniformly to a speed of 144 km/h in 20 s, it cover…	Kinematics	View
75	If a body of mass 3 kg is dropped downwards, after 1 sec another ball is droppe…	Kinematics	View
76	Two bodies of different masses m_a and m_b are dropped from two different heigh…	Kinematics	View
77	A ball takes t second to fall from a height h₁ and 2t seconds to fall from a he…	Kinematics	View
78	What determines the nature of path following by the particle?	Kinematics	View
79	A train travels a distance of 100 m due east in 10 s. What is its speed and vel…	Kinematics	View
80	A train moving with a uniform speed covers a distance of 120 m in 2 s. Calculat…	Kinematics	View
81	A car takes 3 hours to travel from Lagos to Ondo with a uniform speed of 65 km/…	Kinematics	View
82	A body rises vertically upward to a height of 100 m in 5 seconds, then comes ba…	Kinematics	View
83	A car accelerates from 12 m/s to 30 m/s in 9 s. The acceleration of the car is:	Kinematics	View
84	A driver of a car has a reaction time of 0.2 s. He is moving with a uniform spe…	Kinematics	View
85	A body initially at rest starts accelerating at the rate of 2 m/s². The distanc…	Kinematics	View
86	A train moving with a velocity of 72 km/h is brought to rest by applying brakes…	Kinematics	View
87	A body initially at moving with a speed of 18 km/h is accelerated uniformly at …	Kinematics	View
88	A body initially at rest travels a distance of 100 m in 5 s with constant accel…	Kinematics	View
89	A body is moving with 10 m/s and accelerated at 5 m/s². The distance travelled …	Kinematics	View
90	A car initially at rest starts moving with acceleration 0.5 m/s² and covers a d…	Kinematics	View
91	A ball is moving with a velocity of 0.5 m/s. Its velocity is decreasing at the …	Kinematics	View
92	A car acquires a velocity of 72 km/h in 10 s starting from rest. Its average ve…	Kinematics	View
93	A body moving with constant acceleration travels the distances 3 m and 8 m in 1…	Kinematics	View
94	A bus is moving with uniform velocity. The driver sees a pedestrian crossing th…	Kinematics	View
95	A particle is moving such that its displacement s at any time t is given by s =…	Kinematics	View
96	Which of the following is the internationally agreed system of units (S.I.) for…	Physical Quantities And Units	View
97	The SI units of magnetic field is:	Physical Quantities And Units	View
98	The dimensions of energy per unit volume are the same as those of:	Physical Quantities And Units	View
99	Which of the following derived units is NOT a unit of power?	Physical Quantities And Units	View
100	Which of the underlisted quantities has the dimension ML²T⁻²?	Physical Quantities And Units	View

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