SSC CGL Exam  >  SSC CGL Tests  >  General Awareness for SSC CGL  >  Test: Force - SSC CGL MCQ

Test: Force - SSC CGL MCQ


Test Description

15 Questions MCQ Test General Awareness for SSC CGL - Test: Force

Test: Force for SSC CGL 2024 is part of General Awareness for SSC CGL preparation. The Test: Force questions and answers have been prepared according to the SSC CGL exam syllabus.The Test: Force MCQs are made for SSC CGL 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Force below.
Solutions of Test: Force questions in English are available as part of our General Awareness for SSC CGL for SSC CGL & Test: Force solutions in Hindi for General Awareness for SSC CGL course. Download more important topics, notes, lectures and mock test series for SSC CGL Exam by signing up for free. Attempt Test: Force | 15 questions in 10 minutes | Mock test for SSC CGL preparation | Free important questions MCQ to study General Awareness for SSC CGL for SSC CGL Exam | Download free PDF with solutions
Test: Force - Question 1

What is force as defined in physics?

Detailed Solution for Test: Force - Question 1

In physics, force is described as an external push or pull exerted on an object, which can change or attempt to change the state of rest or of uniform motion. It is measured in newton (N) in the SI unit and in dyne in the CGS unit. One newton is equivalent to 10^5 dyne. Understanding force is crucial as it is fundamental in explaining the motion and behavior of objects in the physical world.

Test: Force - Question 2

What does it mean when the sum of all forces acting on a body is zero?

Detailed Solution for Test: Force - Question 2

When the sum of all forces acting on a body is zero, the body is said to be in equilibrium. This implies that the forces acting in different directions cancel each other out, resulting in a balanced state where the body remains either at rest or in a constant state of motion. Understanding equilibrium is essential in analyzing the stability of structures and predicting the behavior of objects under various forces.

1 Crore+ students have signed up on EduRev. Have you? Download the App
Test: Force - Question 3

What are the SI and CGS units for force, respectively?

Detailed Solution for Test: Force - Question 3

The SI unit for force is newton (N), while the CGS unit for force is dyne. It's important to grasp the different units of measurement used in physics to accurately quantify and compare forces acting on objects in various contexts.

Test: Force - Question 4

What fundamental force is considered the strongest among the four fundamental forces in nature?

Detailed Solution for Test: Force - Question 4

The strongest of the four fundamental forces in nature is the strong nuclear force. This force is responsible for holding protons and neutrons together within the atomic nucleus. It is an essential force that plays a crucial role in the stability of atomic nuclei. Unlike the gravitational force, which is relatively weak on the atomic scale, the strong nuclear force is incredibly powerful but operates over very short distances, binding quarks together to form protons and neutrons.

Test: Force - Question 5

What force is directed towards the center of the circular path during circular motion?

Detailed Solution for Test: Force - Question 5

In circular motion, the force directed towards the center of the circular path is known as the centripetal force. This force is essential for keeping an object moving in a circular path by continuously pulling it towards the center. Without this force, objects would move in a straight line tangent to the circle. It is crucial in various phenomena such as planetary orbits, roller coaster rides, and swinging objects on a string.

Test: Force - Question 6

What is the nature of the centrifugal force in circular motion?

Detailed Solution for Test: Force - Question 6

In circular motion, the centrifugal force appears to act outwardly opposite to the centripetal force. However, it is not a real force but rather a pseudo or apparent force. It is a consequence of inertia, the tendency of objects to keep moving in a straight line. Centrifugal force is felt by objects in circular motion as they seem to be pushed away from the center, even though in reality, they are only following a straight path.

Test: Force - Question 7

What is the relationship between centripetal and centrifugal forces in circular motion?

Detailed Solution for Test: Force - Question 7

In circular motion, centripetal and centrifugal forces are equal in magnitude but act in opposite directions. The centripetal force pulls objects towards the center of the circle, while the centrifugal force appears to push them away from the center. This balance between the two forces allows an object to move in a circular path without flying off tangentially. Understanding this equilibrium is crucial in explaining the mechanics of circular motion in various real-world scenarios.

Test: Force - Question 8

What force is responsible for keeping a bucket of water from spilling out when it is rapidly rotated in a vertical plane?

Detailed Solution for Test: Force - Question 8

When a bucket of water is revolved rapidly in a vertical plane, the centrifugal force prevents the water from falling out, even when the bucket is inverted. Centrifugal force is an outward force that acts on objects moving in a curved path, pushing them away from the center of rotation. This force is responsible for the water remaining inside the bucket, defying gravity and the tendency of the water to spill out.

Test: Force - Question 9

In what scenario might a car's inner tires skid during a turn on a road?

Detailed Solution for Test: Force - Question 9

If a car exceeds the safe speed limit on a turn, the inner tires, experiencing a larger centrifugal force due to a smaller radius, may skid. This skidding occurs because the inner tires cannot maintain sufficient traction to counteract the force pushing them outward during the turn, resulting in a loss of control and potential skidding.

Test: Force - Question 10

What physical quantity is torque a product of in rotational motion, and what effect does it produce?

Detailed Solution for Test: Force - Question 10

Torque is the product of force and the perpendicular distance from the axis of rotation. It produces a rotational effect, leading to angular acceleration in an object. When a force is applied at a distance from the axis of rotation, torque causes the object to rotate around that axis. This rotational effect is crucial in understanding how forces influence the motion of objects in rotational dynamics.

Test: Force - Question 11

What is the definition of force ?

Detailed Solution for Test: Force - Question 11

Force, is an external push or pull that can alter or try to alter the state of rest or of uniform motion. This fundamental concept is crucial in understanding the dynamics of objects in the physical world. Forces can be exerted in various ways, leading to changes in the motion or equilibrium of objects. Remember, the SI unit of force is the newton (N), and the CGS unit is the dyne, with 1 N equal to 10^5 dyne.

Test: Force - Question 12

What fundamental force is considered the strongest among the four fundamental forces in nature?

Detailed Solution for Test: Force - Question 12

Among the four fundamental forces in nature, the strong nuclear force is considered the strongest. This force is responsible for holding protons and neutrons together within atomic nuclei. It is a short-range force that acts over distances comparable to the size of a nucleus. The strong nuclear force plays a crucial role in the stability of atomic nuclei and is essential for understanding nuclear physics and the structure of matter.

Test: Force - Question 13

What force acts as the centripetal force for Earth's revolution around the Sun?

Detailed Solution for Test: Force - Question 13

The gravitational force between the Earth and the Sun serves as the centripetal force for Earth's revolution around the Sun. This force is responsible for keeping the Earth in its elliptical orbit around the Sun. Gravity is a fundamental force of nature that governs the motion of celestial bodies in the solar system. The balance between the gravitational force pulling the Earth towards the Sun and the Earth's inertia moving it tangentially around the Sun results in the stable orbit we observe.

Test: Force - Question 14

What is the significance of the four fundamental forces in nature?

Detailed Solution for Test: Force - Question 14

The four fundamental forces in nature—gravity, electromagnetism, the weak nuclear force, and the strong nuclear force—play a crucial role in shaping the interactions between all matter in the universe. Understanding these forces is fundamental in explaining various phenomena, from the behavior of subatomic particles to the dynamics of celestial bodies.

Test: Force - Question 15

Which force is responsible for the outward appearance of force in circular motion?

Detailed Solution for Test: Force - Question 15

The outward appearance of force in circular motion is attributed to the centrifugal force. This force seems to push objects away from the center of the circle, counteracting the centripetal force that pulls objects towards the center. The perception of this outward force is due to the inertia of the object, which resists changes in its direction of motion. While not a true force in itself, understanding centrifugal force is crucial in comprehending the dynamics of objects in circular motion.

464 videos|571 docs|394 tests
Information about Test: Force Page
In this test you can find the Exam questions for Test: Force solved & explained in the simplest way possible. Besides giving Questions and answers for Test: Force, EduRev gives you an ample number of Online tests for practice

Top Courses for SSC CGL

464 videos|571 docs|394 tests
Download as PDF

Top Courses for SSC CGL