Civil Engineering MCQs

Page No. 156

A uniform pyramid and a uniform prism of same height lie with their base on the surface. Which is more stable ?


apyramid


bprism


cboth equally stable


dnone of the above


View Answer pyramid

A rigid body is in a stable equilibrium if the application of any force__________________?


acan raise the CG of the body but can not lower it


b tends to lower the CG of the body


cneither raises nor lowers the CG of the body


dnone of above



Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis ?


adisc with larger density


bdisc with smaller density


cboth discs will have same rotational inertia


d none of the above



A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is_____________________?


a4


b 6 7i


c8TC


d8


View Answer 8TC

The torque produced by a force depends on__________________?


athe magnitude of the force


b the direction of the force


c the’point of application of the force relative to origin


dAll of the above


View Answer All of the above

A sphere and a cylinder having the same mass and radii start from rest and roll down the same inclined plane. Which body gets to the bottom first ?


asphere with greater rotational energy at bottom than cylinder


bsphere with lesser rotational energy at bottom than cylinder


ccylinder with greater rotational energy at bottom than sphere


dboth reach the bottom simultaneously with equal rotational energy at bottom



A solid cylinder of mass M and radius R rolls down an inclined plane without slipping. The acceleration of center of mass of rolling cylinder is________________?


a (1/3) g sinB


b (2/3) g cos 9


c (2/3) g sin 0


d g sin 9


View Answer (2/3) g sin 0

A cylinder will slip on an inclined plane of inclination 0 if the coefficient of static friction between plane and cylinder is_____________________?


aless than (1/3) tan 0


b less than (2/3) tan 0


cless than (1/3) sin 6


d less than (2/3) sin 6


View Answer less than (1/3) tan 0

If the angular distance, 0 = 2t3 – 3t2, the angular acceleration at t = 1 sec. is__________________?


a1 rad/sec2


b4 rad/sec2


c 6 rad/sec2


d12 rad/sec2


View Answer 6 rad/sec2

A particle moves in a straight line and its position is defined by the equation x = 6 t2 – t3 where t is expressed in seconds and x in meters. The maximum velocity during the motion is_________________?


a6 m/sec


b12 m/sec


c24 m/sec


d 48 m/sec


View Answer 12 m/sec

Goto Page No.

Page 156 of 302

Alphabetical MCQs Categories

Here below You find all kind of categories of MCQs in alphabetical order.


"Comprehensive Collection of MCQs: Alphabetically Organized by Subject"

"Discover an extensive collection of multiple-choice questions (MCQs) neatly categorized by subject from A to Z. This resource is designed for anyone eager to explore various topics in a straightforward and organized manner. Whether you're a student preparing for exams, an educator seeking supplementary materials, or simply curious about different subjects, this compilation offers a convenient way to learn and assess your knowledge. With questions arranged alphabetically, navigation is effortless, allowing you to delve into subjects of interest at your own pace. Engage, learn, and expand your understanding with this accessible and comprehensive repository of MCQs!"


BolPakistan

bolpakistan.com.pk includes Job Mcqs and Pak Mcqs is the Top Largest Mcqs Forum in World, in which you can read Mcqs of All Subjects, PPSC test preparation, FPSC, NTS and PPSC PAST PAPERS, PPSC PAST MCQS. A Collection of Repeated MCQs for JOBs seekers.

Copyright © 2024, Designed & Developed by BolPakistan