Physics

General

Easy

Question

# Rockets are launched in eastward direction to take advantage of

- the clear sky on eastern side
- the thinner atmosphere on this side
- earth's rotation
- earth's tilt

## The correct answer is: earth's rotation

### Related Questions to study

physics

### The additional K.E. to be provided to a satellite of mass m revolving around a planet of mass M , to transfer it from a circular orbit of radius R_{1} to another radius R_{2}(R_{2}>R_{1}) is

### The additional K.E. to be provided to a satellite of mass m revolving around a planet of mass M , to transfer it from a circular orbit of radius R_{1} to another radius R_{2}(R_{2}>R_{1}) is

physicsGeneral

chemistry-

### A reduction in atomic size with increase in atomic number is a characteristic of elements of

This is a characteristic of f-block elements (lanthanoid contraction)

### A reduction in atomic size with increase in atomic number is a characteristic of elements of

chemistry-General

This is a characteristic of f-block elements (lanthanoid contraction)

physics

### A satellite moves in a circle around the earth, the radius of this circle is equal to one half of the radius of the moon's orbit the satellite completes one revolution in

### A satellite moves in a circle around the earth, the radius of this circle is equal to one half of the radius of the moon's orbit the satellite completes one revolution in

physicsGeneral

physics

### Two satellites A and B go round a planet in circular orbits having rarely 4 R and If the speed of satellite A is 3V, then speed of satellite B is

### Two satellites A and B go round a planet in circular orbits having rarely 4 R and If the speed of satellite A is 3V, then speed of satellite B is

physicsGeneral

chemistry-

### The yellow coloured solution of salt of chromate ions change to orange colour on acidification due to the formation of

### The yellow coloured solution of salt of chromate ions change to orange colour on acidification due to the formation of

chemistry-General

physics

### A person sitting in a chair in a satellite feels weightless because

### A person sitting in a chair in a satellite feels weightless because

physicsGeneral

physics

### The time period of a satellite of earth is 5 hours If the separation between the earth and the satellite is increased to four times the previous value, the new time period will become ...... Hours

### The time period of a satellite of earth is 5 hours If the separation between the earth and the satellite is increased to four times the previous value, the new time period will become ...... Hours

physicsGeneral

Maths-

### If is symmetric then trace of A is

### If is symmetric then trace of A is

Maths-General

chemistry-

### The oxidation number of Mn in the product of alkaline oxidative fusion of MnO_{2} is

### The oxidation number of Mn in the product of alkaline oxidative fusion of MnO_{2} is

chemistry-General

physics

### When a satellite going round the earth in a circular orbit of radius r and speed v loses some of its energy, then r and v changes as

### When a satellite going round the earth in a circular orbit of radius r and speed v loses some of its energy, then r and v changes as

physicsGeneral

maths-

### If , then at

As is evident from the graph of that it is continuous but not differentiable at

Now,

Now,

### If , then at

maths-General

As is evident from the graph of that it is continuous but not differentiable at

Now,

Now,

Maths-

### If then a=x

### If then a=x

Maths-General

chemistry-

### Which of the following statements about the interstitial compounds is incorrect?

Interstitial compounds are chemically inert, so, choice (2) is incorrect

### Which of the following statements about the interstitial compounds is incorrect?

chemistry-General

Interstitial compounds are chemically inert, so, choice (2) is incorrect

physics

### Potential energy of a satellite having mass m and rotating at a height of 6.4 m from the surface of earth

### Potential energy of a satellite having mass m and rotating at a height of 6.4 m from the surface of earth

physicsGeneral

Maths-

### The slant height of a cone is fixed as 7 cm. If the rate of increase in its height is 0.3 cm/sec. Then the rate of increase in volume when the height is 4cm

### The slant height of a cone is fixed as 7 cm. If the rate of increase in its height is 0.3 cm/sec. Then the rate of increase in volume when the height is 4cm

Maths-General