Objective Questions

Questions (1250)

#	Question	Topic	Actions
701	What force supports a ball resting on a table?	PHY 101 Past Questions	View
702	Bernoulli’s principle states that:	PHY 101 Past Questions	View
703	What happens to pressure when air moves faster?	PHY 101 Past Questions	View
704	Which condition is necessary to apply Bernoulli equation?	PHY 101 Past Questions	View
705	What determines extension of a material under tension?	PHY 101 Past Questions	View
706	If two perpendicular velocity components are known, the direction is found usin…	PHY 101 Past Questions	View
707	Torque depends on:	PHY 101 Past Questions	View
708	A crowbar is an example of:	PHY 101 Past Questions	View
709	Mechanical advantage increases when:	PHY 101 Past Questions	View
710	Angular acceleration is defined as:	PHY 101 Past Questions	View
711	Uniform decrease in angular velocity implies:	PHY 101 Past Questions	View
712	An electron under perpendicular force follows:	PHY 101 Past Questions	View
713	A grindstone rotates with constant angular acceleration. Which equation relates…	PHY 101 Past Questions	View
714	A body is in equilibrium when:	PHY 101 Past Questions	View
715	Heat conduction occurs when heat flows:	PHY 101 Past Questions	View
716	Direction of resultant of equal perpendicular forces is:	PHY 101 Past Questions	View
717	Bernoulli equation is valid only when fluid flow is:	PHY 101 Past Questions	View
718	A collision where kinetic energy decreases is called:	PHY 101 Past Questions	View
719	If acceleration is same but time doubles, displacement becomes:	PHY 101 Past Questions	View
720	Uniform decrease in angular velocity indicates:	PHY 101 Past Questions	View
721	In conduction, heat moves due to:	PHY 101 Past Questions	View
722	Extension of a rod depends inversely on:	PHY 101 Past Questions	View
723	Young’s modulus measures:	PHY 101 Past Questions	View
724	Thermal conductivity describes:	PHY 101 Past Questions	View
725	If internal friction exists, Bernoulli equation becomes:	PHY 101 Past Questions	View
726	Resultant of equal perpendicular forces points:	PHY 101 Past Questions	View
727	Inelastic collision conserves:	PHY 101 Past Questions	View
728	A 1 m beam hinged at one end just begins to lift when a force is applied at the…	PHY 101 Past Questions	View
729	A floating ice cube melts in water. What happens to water level?	PHY 101 Past Questions	View
730	Which process occurs at constant volume?	PHY 101 Past Questions	View
731	In an adiabatic process:	PHY 101 Past Questions	View
732	In an isobaric process:	PHY 101 Past Questions	View
733	Heat exchange requires:	PHY 101 Past Questions	View
734	Energy stored in an elastic body is proportional to:	PHY 101 Past Questions	View
735	Angle between two vectors depends on:	PHY 101 Past Questions	View
736	If gas volume doubles at constant pressure, temperature:	PHY 101 Past Questions	View
737	Pressure of gas increases when temperature rises at constant volume because:	PHY 101 Past Questions	View
738	Extension of a cable increases when:	PHY 101 Past Questions	View
739	Elastic stretching depends inversely on cross sectional area because:	PHY 101 Past Questions	View
740	Heating a confined gas raises pressure because:	PHY 101 Past Questions	View
741	Two forces act on a block: 100 N at 170° and 100 N at 50°. Find the resultant f…	PHY 101 Past Questions	View
742	The resultant of two vectors A and B is C = 2.2 i + 3.4 j. If A = 1.5 i - 2.0 j…	PHY 101 Past Questions	View
743	A gas at 46 K is heated at constant pressure until its volume doubles. What is …	PHY 101 Past Questions	View
744	The pulmonary artery which connects the heart to the lungs is 8.5 cm long and h…	PHY 101 Past Questions	View
745	The acceleration of a moving object is equal to the	PHY 101 Past Questions	View
746	Three particles of masses m₁ = 6.0 kg, m₂ = 4.0 kg and m₃ = 4.0 kg and distance…	PHY 101 Past Questions	View
747	A body is said to be in equilibrium when	PHY 101 Past Questions	View
748	Extensive property of a system	PHY 101 Past Questions	View
749	A 0.15 kg glider is moving to the right on a frictionless, horizontal air track…	PHY 101 Past Questions	View
750	A uniform meter rule weighs 1 kg and is pivoted at the 60 cm mark. A 40 g weigh…	PHY 101 Past Questions	View
751	Two liquids X & Y have densities 0.85 g/mL and 1.08 g/mL respectively. Both liq…	PHY 101 Past Questions	View
752	How much heat input is needed to raise the temperature of a 20 kg vat made of i…	PHY 101 Past Questions	View
753	The First Law of Thermodynamics in mathematical form is	PHY 101 Past Questions	View
754	A 50-liter (L) steel gas tank of a car is filled to the top with gasoline at 20…	PHY 101 Past Questions	View
755	Calculate the change in length of the upper leg bone when a 70 kg man supports …	PHY 101 Past Questions	View
756	Three kids in a parking lot launch a rocket that rises into air along a 380 m l…	PHY 101 Past Questions	View
757	Elasticity is the ability of a material to:	PHY 101 Past Questions	View
758	Gauge pressure measures:	PHY 101 Past Questions	View
759	A worker applies a constant horizontal force of 20 N to a box with mass 40 kg r…	PHY 101 Past Questions	View
760	Which is the most accurate statement of Bernoulli's Principle? i. Fast-moving a…	PHY 101 Past Questions	View
761	Which law shows the relationship between volume and pressure of a substance?	PHY 101 Past Questions	View
762	A modern car can develop an acceleration four times greater than an antique car…	PHY 101 Past Questions	View
763	Two forces each of 10 N act on a body, one towards the north and the other towa…	PHY 101 Past Questions	View
764	What magnitude of net force is required to give a 135 kg refrigerator an accele…	PHY 101 Past Questions	View
765	A body released from rest and allowed to fall freely from a given height under …	PHY 101 Past Questions	View
766	Displacement is the:	PHY 101 Past Questions	View
767	A grindstone rotates at constant angular acceleration α = 0.35 rad/s². At time …	PHY 101 Past Questions	View
768	Calculate the rate of heat flowing from outside through a glass window 2.25 m ×…	PHY 101 Past Questions	View
769	A man walks 1 km due east and then 1 km due north. His displacement is:	PHY 101 Past Questions	View
770	A projectile is fired from the surface of the Earth with a speed of 200 meters …	PHY 101 Past Questions	View
771	A collision in which the total kinetic energy after the collision is less than …	PHY 101 Past Questions	View
772	If vectors A = 2i + 3j - k, and B = 4i - 2j + 3k, find their dot product.	PHY 101 Past Questions	View
773	The bulk modulus of elasticity of water is 2.1 × 10^9 N/m² and its mass density…	PHY 101 Past Questions	View
774	A body moves in an x-y plane with velocity v m/s. The components of v are vx = …	PHY 101 Past Questions	View
775	A bicyclist moves at a constant speed of 4 m/s. How long will it take for the b…	PHY 101 Past Questions	View
776	A wheel of radius 60 cm has a moment of inertia of 5 kg·m². A constant force of…	PHY 101 Past Questions	View
777	Which of the following statements is false?	PHY 101 Past Questions	View
778	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
779	The acceleration of a moving object is equal to the:	PHY 101 Past Questions	View
780	If A = 2i + 3j, B = 3i + 5j and C = 4i - 6j, find A × B × C.	PHY 101 Past Questions	View
781	An electric fan is turned off, and its angular velocity decreases uniformly fro…	PHY 101 Past Questions	View
782	A bridge is 500 m long at 0°C. By how much will it expand when the temperature …	PHY 101 Past Questions	View
783	A car is traveling eastward at 40 m/s. A 30 m/s wind is blowing southward. What…	PHY 101 Past Questions	View
784	The shear modulus disk stopping problem: A solid circular disk of radius 0.6 m …	PHY 101 Past Questions	View
785	The steel bed of a suspension bridge is 300 m long at 20°C. If temperature reac…	PHY 101 Past Questions	View
786	A uniform meter rule weighs 1 kg and is pivoted at 60 cm. A 40 g mass hangs at …	PHY 101 Past Questions	View
787	An automobile tire is filled to a gauge pressure of 225 kPa at 25°C. After driv…	PHY 101 Past Questions	View
788	3200 J of heat is added to a system, and 1500 J of work is done on the system. …	PHY 101 Past Questions	View
789	An object weighs 36 g in air and has a volume of 8.0 cm³. What will be the appa…	PHY 101 Past Questions	View
790	A bridge is 500 m long at 0°C. By how much will it expand when the temperature …	PHY 101 Past Questions	View
791	Conduction is a process of heat transfer	PHY 101 Past Questions	View
792	Bernoulli's Principle applies only in certain situations. The following situati…	PHY 101 Past Questions	View
793	Which of the following is NOT a vector quantity?	PHY 101 Past Questions	View
794	Which of these statements is false about Newton's Third Law of Motion? When two…	PHY 101 Past Questions	View
795	A car and a delivery truck both start from rest and accelerate at the same rate…	PHY 101 Past Questions	View
796	A car is traveling eastward at 40 m/s. A 30 m/s wind is blowing southward. What…	PHY 101 Past Questions	View
797	How much heat input is needed to raise the temperature of a 20 kg vat made of i…	PHY 101 Past Questions	View
798	Calculate the rate of heat flowing through a glass window 2.25 m × 1.75 m in ar…	PHY 101 Past Questions	View
799	A body moves in an x-y plane with velocity components vx = 5 m/s and vy = 7 m/s…	PHY 101 Past Questions	View
800	A worker applies a constant horizontal force of 20 N to a box of mass 40 kg on …	PHY 101 Past Questions	View

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