Home Quiz WhizWizard Showdown -Let’s play “Neutron stars”
Preview (10 questions)
1 Question
πριν 30 δευτερόλεπτα
Q.

What type of mass is a neutron star?

Radio-quiet neutron star

 Magnetar SGR 1806−20

1.4 to 2.9 solar masses

Soft gamma repeater
2 Question
πριν 30 δευτερόλεπτα
Q.

How many neutron stars are thought to be in the Milky Way?

Around one billion    

 Around one million

One lakhs

 Thousand above
3 Question
πριν 30 δευτερόλεπτα
Q.

What percentage of known neutron stars are part of a binary system?

Bellow 5% 

 10%

 About 20%

 About 5%  
4 Question
πριν 30 δευτερόλεπτα
Q.

When was the concept of the existence of neutron stars first suggested?

1950

1934

1970

1928
5 Question
πριν 30 δευτερόλεπτα
Q.

What is the first neutron star's name?

Radio pulsars

Recycled pulsars

 Jocelyn Bell Burnell

Magnetar
6 Question
πριν 30 δευτερόλεπτα
Q.

How many times the neutron stars can rotate in a second?

Less than 400 Times Per Second   

 More than 100 Times Per Second

 200 Times Per Second

600 Times Per Second 
7 Question
πριν 30 δευτερόλεπτα
Q.

What is the fastest-rotating neutron star?

PSR J1748-2446ad    

 ASC J1729-1166ad

EGH J1735-9806ad

 IED J1747-1356ad
8 Question
πριν 30 δευτερόλεπτα
Q.

What is the lifespan of a neutron star?

Thousands of years

 Millions to Billions of years

 Hundred years before

Hundred to Thousand years
9 Question
πριν 30 δευτερόλεπτα
Q.

What is the closest neutron star to Earth?

EX T1845   

RS J1256

PE K4531

RX J1856 
10 Question
πριν 30 δευτερόλεπτα
Q.

What is a neutron star that rotates rapidly?

Low-mass X-ray binaries

High-mass X-ray binaries

Pulsars 

Recycled pulsars