Q1.The frequency range of audio signal is from
(a)20 Hz to 2000 Hz
(b)20 kHz to 20 MHz
(c)20 Hz to 20 kHz
(d)20 Hz to 20000 kHz
Ans.(c)
Q2.An electronic oscillator is a device which produces
(a)modulated carrier waves
(b)light waves
(c)signal waves
(d)carrier waves
Ans.(d)
Q3.The range of the projectile depends on the square of the initial velocity and?
(a)sine of twice the projection angle θ
(b)cosine of twice the project angle θ
(c)cot of twice the projection angle θ
(d)sine of thrice the projection angle θ
Ans.(a)
Q4. Which instrument is used to measure altitudes in aircraft’s ?
(a)Audiometer
(b)Ammeter
(c)Altimeter
(d)Anemometer
Ans.(c)
Q5. Which instrument is used to measure depth of ocean ?
(a)Galvanometer
(b)Fluxmeter
(c)Endoscope
(d)Fathometer
Ans.(d)
Q6.Convection is the process of heat transfer from one location to the next by :
(a)The movement of fluids
(b)The movement of kinetic energy
(c)The movement electromagnetic waves
(d)None of the above
Ans.(a)
Q7. Who developed the concept of inertia?
(a)Newton
(b)Galileo
(c)Johannes Kepler
(d)None of the above
Ans.(b)
Q8.The motion on a curved path, when one component of velocity is constant and the other is variable is called?
(a)Projectile motion
(b)circular motion
(c)vibratory motion
(d)spin motion
Ans.(a)
Q9.The angle between centripetal acceleration and tangential acceleration is?
(a)90°
(b)0°
(c)45°
(d)180°
Ans.(a)
Q10.Large angle produces?
(a)curve trajectory
(b)flat trajectory
(c)high trajectory
(d)straight trajectory
Ans.(c)
You may also like to read:
.button {
padding: 5px 15px;
font-size: 14px;
font-family: inherit;
text-align: Justify;
cursor: pointer;
outline: none;
color: #fff;
background-color: #e73255;
border: none;
border-radius: 5px;
box-shadow: 03px #999;
}
.button:hover {background-color:#c72645}
.button:active {
background-color:#c72645;
box-shadow: 0 5px #666;
transform: translateY(4px);
}
@media only screen and (max-width: 1900px) {
button:hover {
text-decoration: underline;
}
.sbipo
{
box-shadow: 0 0px 4px rgba(0, 0, 0, .5);
width: 100%;
padding-bottom: 10px;
}
.cracksbi
{
color: #00aeef;
text-align: center;
font-size: 20px;
padding-top: 14px;
}
.ts
{
box-shadow: 1.5px 0px 0px #E0E0E0;
margin-left: 4%;
position: relative;
width: 46%;
}
.b1, .b2
{
background-color: #ff4081;
border: 0;
height: 35px;
width: 210px;
color:#fff;
border-radius: 3px;
}
.bd1, .bd2
{
text-align: justify;
width:210px;
}
.cp
{
margin-left: 56%;
margin-top: -24%;
width: 46%;
}
}
@media only screen and (max-width: 767px) {
button:hover {
text-decoration: underline;
}
.sbipo
{
box-shadow: 0 0px 4px rgba(0, 0, 0, .5);
width: 100%;
padding-bottom: 10px;
}
.cracksbi
{
color: #00aeef;
text-align: center;
font-size: 20px;
}
.ts
{
margin:0px 0 0 10px;
display: inline-block;
vertical-align: top;
position: relative;
width: 46%;
box-shadow: 1.5px 0px 0px #E0E0E0;
}
.b1, .b2
{
background-color: #ff4081;
border: 0;
height: 35px;
width: 88%;
cursor: pointer;
color:#fff;
border-radius: 2px;
}
.bd1, .bd2
{
text-align: justify;
width: 88%;
}
.cp
{
margin:0px 0 0 10px;
display: inline-block;
vertical-align: top;
width: 46%;
}
}
