Define escape speed. Derive an expression for the escape speed of an object from the surface of the earth.

Define escape speed. Derive an expression for the escape speed of an object from the surface of the earth.
by

1 Answer

Answer :

Define escape speed. Derive an expression for the escape speed of an object from the surface of the earth.
by
selected by

Related questions

Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Description : Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Last Answer : Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Derive the expression for average acceleration and instantaneous acceleration for the motion of an object in x-y plane.

Description : Derive the expression for average acceleration and instantaneous acceleration for the motion of an object in x-y plane.

Last Answer : Derive the expression for average acceleration and instantaneous acceleration for the motion of an object in x-y plane.

Derive an expression for binding energy of a body at rest on the Earth’s surface.

Description : Derive an expression for binding energy of a body at rest on the Earth’s surface.

Last Answer : Derive an expression for binding energy of a body at rest on the Earth’s surface.

On which factors does the escape speed of a body from the surface of Earth depend?

Description : On which factors does the escape speed of a body from the surface of Earth depend?

Last Answer : On which factors does the escape speed of a body from the surface of Earth depend?

How can we derive the expression for cross product of two vectors?

Description : How can we derive the expression for cross product of two vectors?

Last Answer : Here is a video that shows where the term cross comes from. Two vectors in a 3D space when “multiplied” by each other result in a third vector that represents how they “cross” each other.

Derive an expression for cross product of two vectors and express it in determinant form.

Description : Derive an expression for cross product of two vectors and express it in determinant form.

Last Answer : Derive an expression for cross product of two vectors and express it in determinant form.

Derive an expression for strain energy per unit volume of the material of a wire.

Description : Derive an expression for strain energy per unit volume of the material of a wire.

Last Answer : Derive an expression for strain energy per unit volume of the material of a wire.

Derive an expression for critical velocity of a satellite.

Description : Derive an expression for critical velocity of a satellite.

Last Answer : Derive an expression for critical velocity of a satellite.

What is centripital accelerration derive an expression for it

Description : What is centripital accelerration derive an expression for it

Last Answer : What is centripital accelerration derive an expression for it

Derive a mathematical expression for AM wave.

Description : Derive a mathematical expression for AM wave.

Last Answer : Derive a mathematical expression for AM wave.

Derive an expression for delta to star transformation.

Description : Derive an expression for delta to star transformation. 

Last Answer : For delta network the resistance between the terminals 1 and 2 consists of R12 in parallel with  (R23+R31) Hence ,the resistance between the terminals 1 and 2 is In case of star network the ... equation( ii) from( i),we get Adding equations (iii) and( iv),we have 

Derive an expression for resonant frequency of series RLC circuit.

Description : Derive an expression for resonant frequency of series RLC circuit.

Last Answer : At resonance frequency in RLC series circuit, we have inductive reactance is equal to capacitive reactance i.e.  Where fr is the resonant frequency in RLC series circuit. 

Derive an expression for energy stored in a magnetic field .

Description : Derive an expression for energy stored in a magnetic field . 

Last Answer : Expression for energy stored in a magnetic field: The energy is stored in magnetic field when current increases and return back when the current decreases. At instant t' seconds after closer of switch ... energy absorbed by the magnetic field when current increases from 0 to I amperes 

______provides a powerful and natural mechanism for organizing and structuring your software. It also explains how classes inherit state and behavior from their super classes and explains how to derive one class from another using the simple syntax provided by the java programming language: a) Object b) Inheritance c) Class d) None of These

Description : ______provides a powerful and natural mechanism for organizing and structuring your software. It also explains how classes inherit state and behavior from their super classes and explains how to derive one class ... the java programming language: a) Object b) Inheritance c) Class d) None of These

Last Answer : b) Inheritance

Write a C++ program to declare a class COLLEGE with members as college code. Derive a new class as STUDENT with members as studid. Accept and display details of student along with college for one object of student.

Description : Write a C++ program to declare a class COLLEGE with members as college code. Derive a new class as STUDENT with members as studid. Accept and display details of student along with college for one object of student.

Last Answer : #include<iostream.h> #include<conio.h> class COLLEGE { protected: int collegecode; }; class STUDENT:public COLLEGE { int studid; public: void accept() { cout<<"Enter college ... STUDENT s; clrscr(); s.accept(); s.display(); getch(); }

The escape velocity from the surface of the earth does not depend on which body? -General Knowledge

Description : The escape velocity from the surface of the earth does not depend on which body? -General Knowledge

Last Answer : The answer is 'Gymnosperm'

The escape velocity from the surface of the earth does not depend on which body? -General Knowledge

Description : The escape velocity from the surface of the earth does not depend on which body? -General Knowledge

Last Answer : answer:

During which step of cellular carcinogenesis do cellular changes exhibit increased malignant behavior? a) Progression During this third step, cells show a propensity to invade adjacent tissues and metastasize. b) Promotion During promotion, repeated exposure to promoting agents causes the expression of abnormal genetic information even after long latency periods. c) Initiation During this first step, initiators such as chemicals, physical factors, and biologic agents escape normal enzymatic mechanisms and alter the genetic structure of cellular DNA. d) Prolongation No stage of cellular carcinogenesis is termed prolongation.

Description : During which step of cellular carcinogenesis do cellular changes exhibit increased malignant behavior? a) Progression During this third step, cells show a propensity to invade adjacent tissues and ... of cellular DNA. d) Prolongation No stage of cellular carcinogenesis is termed prolongation.

Last Answer : a) Progression During this third step, cells show a propensity to invade adjacent tissues and metastasize.

Brunauer, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation? (A) Langmuir's assumption applies to every adsorbed layer (B) There is no dynamic equilibrium between successive layer (C) The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process (D) None of these

Description : Brunauer, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates ... (except the first one) is involved in each of the evaporation process (D) None of these

Last Answer : (B) There is no dynamic equilibrium between successive layer

Define α & β and derive the relation between (α) &) (β) of transistor.

Description : Define α & β and derive the relation between (α) &) (β) of transistor.

Last Answer : α : The ratio of output collector current IC to input emitter current IE in the CB configuration is called current gain alpha (α).  β : The ratio of output collector current IC to the input base current IB in the CE configuration is ... ( 1/β) + 1  hence 1/ α = (1+β )/ β  Therefore, α = β /(1+β)

Teaching reading: Where did the term Skimming (speed reading) derive from?

Description : Teaching reading: Where did the term Skimming (speed reading) derive from?

Last Answer : answer:Some waterfowl skim their beaks along the surface of the water in order to gather food… They are called “dabblers” as opposed to the ducks who dive for food, who are called…wait for it…“divers.”

Derive the relationship between Synchronous speed (Ns) and frequency (f) of alternator.

Description : Derive the relationship between Synchronous speed (Ns) and frequency (f) of alternator.

Last Answer : Derivation of Relationship Between Synchronous speed (Ns) and Frequency (f) of Alternator: Let, Ns = rotor speed in rpm (synchronous speed) P = number of rotor poles f = frequency of emf in Hz ... complete cycle of emf is generated in the conductor as pair of poles passes it. Hence : 

In a variable speed induction motor derive V/f kept constant over a wide range of its frequency variation. ...

Description :  In a variable speed induction motor derive V/f kept constant over a wide range of its frequency variation. The motor operates in the following mode : -  a) Constant power mode b) Constant torque mode c) Constant slip mode d) Variable power and variable torque mode

Last Answer :  In a variable speed induction motor derive V/f kept constant over a wide range of its frequency variation. The motor operates in the following mode : - Constant torque mode

Define the binding energy of a satellite. Obtain an expression for binding energy of a satellite revolving around the Earth

Description : Define the binding energy of a satellite. Obtain an expression for binding energy of a satellite revolving around the Earth

Last Answer : Define the binding energy of a satellite. Obtain an expression for binding energy of a satellite revolving around the Earth at certain attitude.

The escape velocity from the earth’s surface is about 1. 30 km/sec 2. 6 km/sec 3. 11.2 km/sec 4. 300 km/sec 15. The radiant energy of the sun is due to (a) Nuclear fission (b) Nuclear fusion (c) Sinking of the sun (d) Violent explosions

Description : The escape velocity from the earth’s surface is about 1. 30 km/sec 2. 6 km/sec 3. 11.2 km/sec 4. 300 km/sec 15. The radiant energy of the sun is due to (a) Nuclear fission (b) Nuclear fusion (c) Sinking of the sun (d) Violent explosions

Last Answer : Ans:(c)

Form the hot metal surface electrons escape because

Description : Form the hot metal surface electrons escape because   (A) of change of state from metal to gas due to heat. (B) of change of state from gas to metal (C) the energy supplied is greater than the work function (D) the energy is greater than Fermi level

Last Answer : Form the hot metal surface electrons escape because the energy supplied is greater than the work function

Define escape velocity of a satellite.

Description : Define escape velocity of a satellite.

Last Answer : Define escape velocity of a satellite.

Define what is a newline escape sequence?

Description : Define what is a newline escape sequence?

Last Answer : A newline escape sequence is represented by the character. This is used to insert a new line when displaying data in the output screen. More spaces can be added by inserting more n characters ... insert two spaces. A newline escape sequence can be placed before the actual output expression or after.

Minimum speed which a body must have to escape from the earth's gravitational force is called?

Description : Minimum speed which a body must have to escape from the earth's gravitational force is called?

Last Answer : Escape Velocity

The distribution of particle speeds in an ideal gas at a given temperature.  a. velocity of propagation  b. escape velocity  c. Maxwell speed Distribution  d. terminal velocity

Description : The distribution of particle speeds in an ideal gas at a given temperature.  a. velocity of propagation  b. escape velocity  c. Maxwell speed Distribution  d. terminal velocity

Last Answer : Maxwell speed Distribution

Which planet best to escape Earth when our sun gets too hot?

Description : Which planet best to escape Earth when our sun gets too hot?

Last Answer : That depends on several factors: 1.: Are humans still around by the time your sun goes Red Giant? 2.: If so, have you advanced technologically far enough for large scale interstellar ... : If so, have you discovered any Class M or terraformable extrasolar planets within reasonable travel range?

A blanket of crystals that covers all. Nothing can escape its fall. It will put you to sleep in a harsh way, and you will never again see the day It's on the earth always and forever, part of our lives leaving, never. Floats and falls like little butterflies. Catch them and they will surely die. What am I? -Riddles

Description : A blanket of crystals that covers all. Nothing can escape its fall. It will put you to sleep in a harsh way, and you will never again see the day It's on the earth always and forever, part ... never. Floats and falls like little butterflies. Catch them and they will surely die. What am I? -Riddles

Last Answer : Snow.

Escape velocity of earth?

Description : Escape velocity of earth?

Last Answer : 11.2km/s

For a missile Launched with A velocity Less than the escape velocity of earth, the total energy is

Description : For a missile Launched with A velocity Less than the escape velocity of earth, the total energy is

Last Answer : Negative

For a missile Launched with A velocity Less than the escape velocity of earth, the total energy is

Description : For a missile Launched with A velocity Less than the escape velocity of earth, the total energy is

Last Answer : Negative

Velocity of escape is equal to A. r × √(2g); where r: radius of Earth or any other planet for that matter, g: gravitational field strength B. g × √(2r); where r: radius of Earth or any other planet for that matter, g: gravitational field strength C. √(2g) ⁄ r; where r: radius of Earth or any other planet for that matter, g: gravitational field strength D. √(2gr); where r: radius of Earth or any other planet for that matter, g: gravitational field strength

Description : Velocity of escape is equal to A. r √(2g); where r: radius of Earth or any other planet for that matter, g: gravitational field strength B. g √(2r); where r: radius of ... (2gr); where r: radius of Earth or any other planet for that matter, g: gravitational field strength

Last Answer : √(2gr); where r: radius of Earth or any other planet for that matter, g: gravitational field strength

A body can escape the gravitational pull of the earth if it is thrown up with a velocity of? A. 25 miles per sec b ) 60 miles per sec C. 7 miles per sec (Answer) D. 10 miles per sec E. None of these

Description : A body can escape the gravitational pull of the earth if it is thrown up with a velocity of? A. 25 miles per sec b ) 60 miles per sec C. 7 miles per sec (Answer) D. 10 miles per sec E. None of these

Last Answer : C. 7 miles per sec (Answer)

The escape velocity of a body on earth which is independent of its mass is about __________ km/second. (A) 3 (B) 7 (C) 11 (D) 15

Description : The escape velocity of a body on earth which is independent of its mass is about __________ km/second. (A) 3 (B) 7 (C) 11 (D) 15

Last Answer : Option C

The weight of an object at the poles is greater than at the equator. This is because (a) Of the shape of the earth (b) The attraction of the moon is maximum at the earth’s surface (c) The attraction of the sun is maximum at the earth’s surface (d) Gravitational pull is more at the poles

Description : The weight of an object at the poles is greater than at the equator. This is because (a) Of the shape of the earth (b) The attraction of the moon is maximum at the earth’s surface (c) The attraction of the sun is maximum at the earth’s surface (d) Gravitational pull is more at the poles

Last Answer : Ans:(d)

Acceleration of free fall depends on the A. surface B. weight of object C. distance from center of Earth D. size of object

Description : Acceleration of free fall depends on the A. surface B. weight of object C. distance from center of Earth D. size of object

Last Answer : weight of object

An object with a mass of 5 kilograms is a distance of 5 meters above the surface of the earth. If the acceleration due to gravity is 10 meters per second squared, the potential energy of the object relative to the surface of the earth is: w) 10 joules x) 20 joules y) 100 joules z) 250 joules e) none of the above

Description : An object with a mass of 5 kilograms is a distance of 5 meters above the surface of the earth. If the acceleration due to gravity is 10 meters per second squared, the potential energy of the object relative to the ... is: w) 10 joules x) 20 joules y) 100 joules z) 250 joules e) none of the above

Last Answer : ANSWER: Z -- 250 JOULES

An object is projected vertically upward near the surface of the earth. At the very top of its path, the object's velocity is zero, and its acceleration is: w) 0 x) 9.8 meters per second squared DOWNWARD y) 9.8 meters per second squared UPWARD z) depends on the mass of the object

Description : An object is projected vertically upward near the surface of the earth. At the very top of its path, the object's velocity is zero, and its acceleration is: w) 0 x) 9.8 meters per second squared DOWNWARD y) 9.8 meters per second squared UPWARD z) depends on the mass of the object

Last Answer : ANSWER: X -- 9.8 METERS PER SECOND SQUARED DOWNWARD

Do you derive the same benefits of sleep while just lying still?

Description : Do you derive the same benefits of sleep while just lying still?

Last Answer : answer:Not quite the same as sleep. Apparently here is a bit (to use a computer analogy) of a reboot going on in the brain and in the body itself during sleep. Restorative hormone changes, a bit ... with quiet time. Yet meditation gives one much of the same benefit, just not to the same extent.

What benefits do you derive from a website that allows you to ask any question and allows anyone to answer that questions?

Description : What benefits do you derive from a website that allows you to ask any question and allows anyone to answer that questions?

Last Answer : you’d be surprised

Where did the name for the tootsie roll originally derive?

Description : Where did the name for the tootsie roll originally derive?

Last Answer : answer:i did a search and i found this site. it says that the guy who invented them was a immigrant and when he was making his first candy he was thinking about his daughter and her nickname was ... to read it. its far down the page so just run a search for tootsie on the page tootsie origin

What is norm/normal? what's the source of that definition you derive from ?

Description : What is norm/normal? what's the source of that definition you derive from ?

Last Answer : Normal in terms of what exactly?

Mention three benefits that we derive from the Western Ghats. -Geography

Description : Mention three benefits that we derive from the Western Ghats. -Geography

Last Answer : (i) The Western Ghats are highlands which are forested – forests. (ii) They are the source of many rivers. (iii) They obstuct the South-West Monsoons and induce rain for India.

Growth of Service Sector in modern economies plays a vital role. Derive it's implications for such economies. -Geography

Description : Growth of Service Sector in modern economies plays a vital role. Derive it's implications for such economies. -Geography

Last Answer : Services are an important constituent of modern economic development, which include retailing and sale of goods to the people, education, health and welfare, leisure, recreation and business services. Business services ... or to the people at large, it is a huge contributor to a country's export.

What did the Vietnamese derive from the ‘Go East’ movement? -SST 10th

Description : What did the Vietnamese derive from the ‘Go East’ movement? -SST 10th

Last Answer : . In 1907-08, some 300 Vietnamese students went to Japan to acquire modern education. . Their primary object was to drive out French from Vietnam and re-establish the Nguyen dynasty, that had ... in Tokyo but after 1908, the Japanese ministry arrested them and later, forced them to leave Japan.

Derive the formula for potential energy. -Physics 9th

Description : Derive the formula for potential energy. -Physics 9th

Last Answer : Potential energy is the energy possessed by the body by virtue of its position or configuration. Consider a body of mass m at a height 'h' from the ground. The amount of work done to raise this body to this height h against the force of gravity: W=F×h where F is the force of gravity . W=mgh